Dr. M. Kaykobad (ডঃ মোহাম্মদ কায়কোবাদ) Professor Contact: Department of Computer Science and Engineering Bangladesh University of Engineering and Technology Dhaka 1000, Bangladesh Telephone:Office: 880 2 9665650/6413 Cell: 880 15 2463351 Residence: 880 2 9665650/7417 Email: kaykobad AT cse DOT buet DOT ac DOT bd Homepage: http://www.angelfire.com/space2/m_kaykobad/ Research Area:Algorithms and Theory
Research Interest: Algorithms
Computational Complexity and Optimization Academic Background: Ph.D, 1988
The Flinders University of South Australia, Australia
M.Engg., Computer Applications Technology, 198082
Asian Institute of Technology, Thailand
M.S (Hons) in Engg., Automated Management of Merchant Marine, 197379
Odessa Marine Engg. Institute Selected Publications: Books:
1. Munawar Hafiz, Mohammad Sohel Rahman, Mohammad Saifur Rahman, Mohammed Eunus Ali and M Kaykobad, System Analysis and
Design: A Practitioner's Approach, In press for publication by University Grants Commission, Bangladesh
2. Mohammad Kaykobad, Medhabi Manusher Golpo, published by Anyoprokash in February, 2005
3. International Mathematics Olympiad: Problems and Solutions, in coauthorship with M Zafar Iqbal, published by Anonya
Prokashani, 2003.
4. Neurone Abaro Onuronon, a collection of brain teasers, in coauthorship woth M Zafar Iqbal published by Anonya Prokashani,
2003
5. Neurone Onuronon, a collection of brain teasers, in coauthorship with M Zafar Iqbal published by Anonya Prokashani, 2002
6. Delightful Mathematics â€“ Brain twister published in coauthorship with Professor M. Shamsher Ali and Tanbir Ahmed, Voyager
Publishers, 2002.
7. Computer Programming Contest and Bangladesh, published by Voyager Publications, 2002.
8. Computer Programming, published as a textbook for students of Bangladesh Open University, 1997
9. Information Technology ManagementI, published by the Institute of Cost and Management Accountants, Bangladesh, Dhaka,
1993.
10. Information Technology ManagementII, published by the Institute of Cost and Management Accountants, Bangladesh, Dhaka,
1993.
11. Member of the Editorial Board for "Computer Basics" published by the Bangladesh Open University, 1997.
12. Editor of the textbook â€œMadhyamik Computer Shikhshaï¿½ï¿½? approved by the National Curriculum and Text Book Board for classes
IX and X, 1996.
13. Coauthor of Training Manual, Computer Studies (for classes IX and X), National Curriculum and Text Book Board, April,
1996.
Research Reports:
1. Minimum connection time and some related complexity problems, Ph.D. Thesis, The Flinders University of South
Australia, Bedford park, South Australia, Australia, 1986
2. Regression with minimum absolute deviations, M.Engg. Thesis, Division of Computer Applications Technology, AIT,
Bangkok, Thailand, 1982
3. Mathematical models for a shipping company's ships distribution, M.Sc. Engg. Thesis, Faculty of Engineering
Management, OMEI, Odessa, 1979
4. Development of a Bangla Speller, report submitted to CASR ( BRTC Project approved by Res. 40, 113th Meeting of CASR
on 4.7.94)
5. Computerization of class scheduling of different universities of Bangladesh, report submitted to University Grants
Commission, 1995
International Journals:
[39] Lenin Mehedy and M Kaykobad, How Bad Can A Heap Be?, submitted for publication in Algorithmica
[38] Lenin Mehedy, Kamrul Hasan and M Kaykobad, An Improved degree Based Condition for Hamiltonian Cycles, submitted for
publication in IPL
[37] Avijit Datta, Moazzem Hossain and M Kaykobad, A MODIFIED ALGORITHM FOR RANKING PLAYERS OF A ROUNDROBIN TOURNAMENT,
submitted for publication
[36] M. Sohel Rahman and M Kaykobad, On Hamiltonian cycles and Hamiltonian paths, Volume 94, Issue 1, Pages 3741 (15 April
2005), (one of top 25 downloaded articles of IPL in September quarter 2005) Information Processing Letters, Elsevier Science
[35] Tarique Mesbaul Islam and M Kaykobad, Worstcase Analysis of Generalized Heapsort Algorithm Revisited, pp. 5967, Vol.
83 No. 1, January 2006,International Journal of Computer Mathematics, Publisher Taylor & Francis
[34] M. Sohel Rahman and M Kaykobad, Complexities of some interesting problems on spanning trees, Volume 94, Issue 2, Pages
9397 (30 April 2005), (one of top 25 downloaded articles of IPL in September quarter 2005) Information Processing Letters,
Elsevier Science
[33] Suman Kumar Nath, Rezaul Alam Chowdhury and M Kaykobad, MinMax Fine Heap, submitted to Information Processing Letters
[32] Tasadduq Imam and M Kaykobad, New Symbolic Substitution Based Addition Algorithm, pp. 13031310, Vol.
50(2005)International Journal of Computers and Mathematics with Applications, Publisher Elsevier
[31] M Kaykobad and FJM Salzborn, The Minimum Connection Time and Majority Spanning Trees being revised for Discrete Applied
Mathematics
[30] Asiful Haque, M Saifur Rahman, Mehedi Bakht and M Kaykobad, Drawing lines by uniform packing, International journal of
Computers and Graphics, vol 30, pp. 207212, 2006, Publisher Elsevier
[29] MM Akbar, M Sohel Rahman, M Kaykobad, EG Manning and GC Shoja, Solving the Multidimensional Multiplechoice Knapsack
Problem by constructing convex hulls, Available online 5 November 2004 in press in International Journal of Computers and
Operations Research, Elsevier.
[28] T. Imam and M Kaykobad, Symbolic Substitution Based Canonical Recoding Algorithms, vol 48, Issues 1011, NovDec 2004,
pp. 15411548, Computers and Mathematics with Applications, Publisher Elsevier.
[27] Adib Hassan Manob, Tarique Mesbaul Islam, M Tanvir Parvez and M Kaykobad, Search Trees and Stirling Numbers, Computers
and Mathematics with Applications 48(2004) 747754, Elsevier
[26] Mohammad Sohel Rahman and M Kaykobad, Independence Number and Degree Bounded Spanning Tree, Appl. Math. ENotes,
4(2004), 122124
[25] Mustaq Ahmed, Rezaul Alam Chowdhury and M Kaykobad, A New String Matching Algorithm, the International Journal of
Computer Mathematics,Publisher Vol. 80, #7, pp. 825834 , 2003, Taylor & Francis
[24] M Abdul Mannan, and M Kaykobad, Block Huffman Coding, Computers and Mathematics with Applications, vol 46 #1011, pp.
158187, 2003, Elsevier.
[23] MZ Rahman, RA Chowdhury and M Kaykobad, Improvements in Doubleended Priority Queues, International Journal of Computer
Mathematics, Elsevier , vol. 80 #9, pp. 112129, 2003, Taylor & Francis
[22] RA Chowdhury, MZ Rahman and M Kaykobad, On the bounds of minmax pair heap construction, Computers and Mathematics with
Applications, 43(2002) pp 911916, Elsevier
[21] RA Chowdhury, M Kaykobad and I. King, An efficient decoding technique for Huffman codes, Information Processing
Letters, 81(6): 305308, 31 March(2002), Elsevier
[20] M Manzur Murshed, M Kaykobad and SM Rahman, A Linguistically Sortable Bengali Coding System and Its Applications in
Spell Checking  A Case Study of Multilingual Applications, in Interactive Multimedia Systems, Idea Group Publishing Company,
2002
[19] F Ahmed, MS Alam, and M Kaykobad, Data Storage and Recording, a chapter in the survey volume on Instrumentation and
Measurement, John Wiley & Sons, Inc., 2001
[18] Rezaul Alam Chowdhury, Suman Kumar Nath and M Kaykobad, The Heap Merge Sort, Computer & Mathematics with
Applications,Vol. 39, Issue 78, pp. 19497, 2000, Elsevier.
[17] Rezaul Alam Chowdhury, Suman Kumar Nath and M Kaykobad, A Simplified Complexity Analysis of McDiarmid and Reed's
Variant of Bottomup Heapsort Algorithm, IInternational Journal of Computer Mathematics, Vol. 73, pp. 293297, 2000, Elsevier
[16] Rezaul Alam Chowdhury and M Kaykobad, Calculating the Square Root with Arbitrary Order of Convergence, the International
Journal of Computer Mathematics, Vol. 75, pp. 297302, 1999, Taylor & Francis
[15] Suman Kumar Nath, Rezaul Alam Chowdhury and M Kaykobad, On average edge length of minimum spanning trees, Information
Processing Letters, 70(5) 21 June(1999) pp.241243, Elsevier
[14] M.M. Murshed and M Kaykobad, Linguistically Sortable Bengali Texts: a Case Study of Multilingual Applications, in
Effective Utilization and Management of Emerging Information Technologies, Proceedings of the 1998 Information Resources
Management Association International Conference, pp. 795798, Boston, USA, May 1998, Idea Grouping Publishing
[13] M Kaykobad, M.M. Islam, M.M. Murshed and E. Amyeen, 3 is a more promising algorithmic parameter than 2, Vol 36(6) pp.
1924, Computers and Mathematics with Applications, 1998, Elsevier Science.
[12] Rezaul Alam Chowdhury, Md. Sanaul Hoque and M Kaykobad, Modefinding algorithms revisited, International Journal of
Computer Mathematics, , 69(1998) pp.253263, Taylor & Francis
[11] A.F.R. Rahman and M. Kaykobad, A Complete Bengali OCR : A Novel Hybrid Approach to Handwritten Bengali Character
Recognition, Journal of Computing and Information Technology, Vol. 6(4), 1998, pp. 395413,
[10] M Kaykobad, Md. Sanaul Hoque, Md. Mostofa Akbar and Suman Kumar Nath, An Efficient Preprocessor for Solving Systems of
Linear Equations, International Journal of Computer Mathematics Vol. 64, pp. 309315, ,1997, Taylor & Francis
[9] M.M. Murshed and M Kaykobad, Seek distances in twoheaded disk systems, Information Processing Letters 57(4) 26
February(1996) 205209, Elsevier
[8] M Kaykobad, Q.N.U. Ahmed, ATM Shafiqul Khalid and R.A. Bakhtiar, A new algorithm for ranking players of a roundrobin
tournament, International Journal of Computers and Operations Research, 22(2)(1995) 221226,Elsevier
[7] M Kaykobad, S.T. Rahman, R.A. Bakhtiar and A.A.K. Majumdar, A recursive algorithm for the multipeg tower of Hanoi
problem, International Journal of Computer Mathematics, 57(1995) 6773, Taylor & Francis
[6] M.H. Ahsan, M Kaykobad and M. Shamsher Ali, Variational Monte Carlo calculations for the binding energy of 31 Si,
Physical Review C, 43(1)(1991) 156161
[5] M Kaykobad, On nonnegative factorization of matrices, Linear Algebra and Its Applications, 96(1987) 2733
[4] M Kaykobad, Positive solutions of a class of linear systems, Linear Algebra and Its Applications, 72(1985) 97105
[3] M Kaykobad, Positive solutions of positive linear systems, Linear Algebra and Its Applications, 64(1985) 133140
[2] V.Z. Ananina and M Kaykobad, Generalized model of optimum usage of technical resources of a port, Economics and
Management of Marine Transport, 16(1980) 5658
[1] I.P. Tarasova and M Kaykobad, On the method of solving the tasks of optimum planning in conditions of incomplete
information, Economics and Management of Marine Transport, 14(1978) 2530
International Conference Papers
1. M. Sohel Rahman, M Kaykobad and Mohammad Saifur Rahman, A New Sufficient Condition for the Existence of Hamiltonian Paths,
Accepted for Presentation & Publication in the 20th International Conference on Computers and Their Applications (CATA),
2005.
2. Mohammad Sohel Rahman and M Kaykobad, Set Version: A New Notion and Results, Accepted for Publication and Presentation in
the Information Society, 2004, 7th MultiConference, Subconference: Theoretical Computer Science, Slovenija.
3. T. Imam and M Kaykobad, New Symbolic Substitution Tables and Algorithms for the design of a fast addition unit,
Proceedings of 6th International Conference on Computer and Information Technology (ICCIT), 2003, pp. 98103.
4. T. Imam and M Kaykobad, A New Symbolic Substitution Based Approach for the conversion of binary numbers to CMSD numbers,
Proceedings of 6th International Conference on Computer and Information Technology (ICCIT), 2003, pp. 170173.
5. Mohammad Sohel Rahman, M Kaykobad and M M Akbar, Independence Number and Hamiltonicity of Graphs, Proceedings of 6th
International Conference on Computer and Information Technology (ICCIT), 2003, pp. 150152.
6. Mohammad Sohel Rahman and M Kaykobad, On Hamiltonian Cycles and Hamiltonian Paths, Proceedings of 6th International
Conference on Computer and Information Technology (ICCIT), 2003, pp. 185187.
7. Graceful Labelling of Complete Binary Trees, pp. 3235, International Conference on Computer and Information Technology,
December 2728, 2002(With Md Mahbubul Amin Majumder, ASM Obaidul Haque)
8. Use of Phonetic Similarity Property for Bangla Spell Checker, pp. 182185, International Conference on Computer and
Information Technology, December 2728, 2002(With Md Tamjidul Hoque)
9. Coding System for Bangla Spell Checker, pp. 186190, International Conference on Computer and Information Technology,
December 2728, 2002(With Md Tamjidul Hoque)
10. On Calculation of Optimal Paths in Locally Restorable Bandwidth Constrained Routing in MPLS Networks, pp. 327331,
,International Conference on Computer and Information Technology, December 2728, 2002(With Ragib Hasan)
11. On Average Length of Cycle in a Complete Graph, pp. 4749, International Conference on Computer and Information
Technology, December 2728, 2002(With Asiful Haque, Mohammad Saifur Rahman, Mohammad Sohel Rahman)
12. On Spanning Trees with restricted Number of Leaves, pp. 5354, International Conference on Computer and Information
Technology, December 2728, 2002(With Mohammad Sohel Rahman)
13. An Improvement to MST Algorithm for RoundRobin Tournament Ranking, pp.281283, International Conference on Electrical
and Computer Engineering, December 2628, 2002(With P Prometheus Mitra and I. King)
14. On the expected number of probes in AVL trees, pp.281283, International Conference on Electrical and Computer
Engineering, January 56, 2001(With RA Chowdhury, MZ Rahman, N Mahmood)
15. Isomorphism of regular graphs, pp. 290296 International Conference on Electrical and Computer Engineering, January 56,
2001(With R Ahmed, MA Hossain)
16. On partitioning of consecutive integers, pp297299, International Conference on Electrical and Computer Engineering,
January 56, 2001 (With M Ahmed, RA Chowdhury)
17. An efficient decoding technique for Huffman codes, pp. 300301, International Conference on Electrical and Computer
Engineering, January 56, 2001 (With RA Chowdhury, I. King)
18. The minimum connection time problem, pp. 302306, International Conference on Electrical and Computer Engineering,
January 56, 2001 (With SK Nath, FJM Salzborn)
19. Stirling Numbers and Two Inversion Formulas Adib Hassan Manob and M. Kaykobad, ICCIT2001, pp 68, 2001.
20. On Linear Time Algorithm for SSP Problem Pradipta Prometheus Mitra, Ragib Hasan and M. Kaykobad, ICCIT2001, pp 912,
2001.
21. Searching Objects on Lines and Rays, Mushfiqur Rouf and M. Kaykobad, ICCIT2001, pp. 1315, 2001.
22. A Storage Efficient Header for Huffman Coding Mohammad Abdul Mannan, Rezaul Alam Chowdhury and M. Kaykobad, ICCIT2001, pp
5759, 2001.
23. On Optimal Huffman Compression M. Abdul Mannan and M. Kaykobad, ICCIT2001, pp. 6061, 2001.
24. Query Optimization by Decomposition of BCNF/3NF Relations Abul Kashem Md. Shirin and M. Kaykobad, ICCIT2001, pp. 179184,
2001.
25. Compression using Huffman Coding Techniques, Sawsan Eskander, Mustaq Ahmed and M Kaykobad, ICCIT2001, pp. 278282, 2001.
26. On optimal keyboard layout, pp. 2125, Proceedings of the International Conference on Computer and Information
Technology, 2000 held during 2526 January, 2001(With Shahriar Manzoor, Munirul Abedin).
27. Fault tolerance of distributed multimedia system using quality adaptation, pp. 5559, Proceedings of International
Conference on Computer and Information Technology, 2000 held during 2526 January, 2001(With MM Akbar, S. Hadian)
28. Block Huffman coding, pp. 6064, Proceedings of International Conference on Computer and Information Technology, 2000
held during 2526 January, 2001(With MA Mannan)
29. A linear time algorithm for single source shortest path problem, pp. 4143, Proceedings of International Conference on
Computer and Information Technology, 2000 held during 2526 January, 2001(With PP Mitra, R. Hasan)
30. A simple linear time algorithm for triangulation of a simple polygon, pp. 1720, Proceedings of International Conference
on Computer and Information Technology, 2000 held during 2526 January, 2001(With SK Nath)
31. Sorting using heap structure, pp. 2630, Proceedings of International Conference on Computer and Information Technology,
2000 held during 2526 January, 2001(With RA Chowdhury)
32. Quicksort Using Higher Degree Comparators, IASTED Conference on Simulation and Modeling, 1999, Philadelphia, May 58,
1999.(with Md. Mostofa Akbar and M. Mamunul Islam)
33. A linguistically Sortable Coding System and Its Applications in Spell Checking: A Case Study of Multilingual
Applications, Proceedings of the 24th AMSE Annual Conference, Oct. 30, 1999, Best Western Hotel, Leesburg, Virginia, USA(With
M.M. Murshed, Syed M. Rahman and S.M. Rahman)
34. Improvements in double ended priority queues, pp. 15, Proceedings of International Conference on Computer and
Information Technology, 1999 (With M. Ziaur Rahman, Rezaul Alam Chowdhury)
35. MinMax Fine Heaps, pp. 610, Proceedings of International Conference on Computer and Information Technology, 1999 (With
Suman Kumar Nath, Rezaul Alam Chowdhury)
36. On some issues related To LP Problem, pp. 1518, Proceedings of International Conference on Computer and Information
Technology, 1999 (With Rezaul Alam Chowdhury, Sumon Kumar Nath)
37. On Optimal dHuffman Tree, pp. 2327, Proceedings of International Conference on Computer and Information Technology,
1999 (With Tarique Mesbaul Islam, Rezaul Alam Chowdhury)
38. Quick sort using comparators with higher degree, pp. 2832, Proceedings of International Conference on Computer and
Information Technology, 1999 (With Md. Mostafa Akbar, M. Mamunul Islam)
39. Algorithms for solving systems of linear equations, pp. 3336, Proceedings of International Conference on Computer and
Information Technology, 1999 (With Suman Kumar Nath, Rezaul Alam Chowdhury, Mustaq Ahmed)
40. On parameters of search trees, pp. 5053, Proceedings of International Conference on Computer and Information Technology,
1999 (With Rezaul Alam Chowdhury, Tarique Mesbaul Islam, Suman Kumar Nath)
41. A new exact string matching algorithm, pp. 187192, Proceedings of International Conference on Computer and Information
Technology, 1999 (With Rezaul Alam Chowdhury, Mustaq Ahmed)
42. A new map method for minimizing Boolean Expression, pp. 193196, Proceedings of International Conference on Computer and
Information Technology, 1999 (With A.K.M. Ashikur Rahman)
43. A novel hybrid approach to handwritten Bangla character recognition, Proc. International Conference on Computational
Linguistics, speech and Document Processing, pp. A5A10. Calcutta, India, Feb. 1820, 1998(With A.F.R. Rahman and M.A.
Sattar)
44. An Efficient Line Algorithm, pp. 12801282, 39th Midwest Symposium on Circuits and Systems, August 1821, 1996, Iowa
State University, Arnes, Iowa, USA(With ATM Shafiqul Khalid)
45. Complexity of MaxCut on Special Graphs, pp. 2832, An International Conference on Computer and Information Technology,
December 1820, 1998 (With Mostafa Akbar, A.K.M. Azad and F.J.M. Salzborn)
46. Majority Spanning Trees and Their Applications, pp. 3336, An International Conference on Computer and Information
Technology, December 1820, 1998 (With Suman Kumar Nath, M. Mamunul Islam, F.J.M. Salzborn and M.M. Murshed)
47. On Some Classes of Spanning Trees, pp. 4244, An International Conference on Computer and Information Technology,
December 1820, 1998,(With Suman Kumar Nath and Rezaul Alam Chowdhury)
48. On Average Edge Length of Minimum Spanning Trees, PP. 5253, An International Conference on Computer and Information
Technology, December 1820, 1998 (With Suman Kumar Nath and Rezaul Alam Chowdhury)
49. Minimizing Area Cost of OnChip Cache Memories, pp. 6368, An International Conference on Computer and Information
Technology, December 1820, 1998 (With A.K.M. Ashiqur Rahman)
50. WorstCase Analysis of Generalized Heapsort Algorithm Revisited, pp. 224228, An International Conference on Computer and
Information Technology, December 1820, 1998 (With Tarique Mesbaul Islam)
51. Differential Sort(DSort):A SubtractionBased Sorting Algorithm, pp. 234238, An International Conference on Computer and
Information Technology, December 1820, 1998 (With A.K.M. Azad)
52. Geometry in Solving Systems of Linear Equations, presented in the first International Congress on Muslim Youths and
Scholars Innovations and Creative Works, held on March 79, 1995 at Tehran, Iran.
53. On discrete optimization, invited lecture, Application of Mathematics, the Proceedings of the First UNESCO Regional
Workshop, held at Bahawalpur, Pakistan, (1989) pp. 10211.
54. Application of Graph Theory in the Study of Physical Sciences, Book of Abstracts, International Bose Symposium,
1988.(With M.N. Hossain)
Journal Papers:
50. M. Sohel Rahman, M. Kaykobad, and J. S. Firoz, New Sufficient Conditions for Hamiltonian Paths. The Scientific World Journal, 2014:ID: 743431, 2014 
49. Md. Mahbubul Hasan, N. Shahjalal, and M. Kaykobad, An inplace heapsort algorithm requiring nlogn+nlog*n−0.546871n comparisons. International Journal of Computer mathematics, 88(16), :33503360, 2011 
48. Md. Mahbubul Hasan, M. Shahjalal, and M. Kaykobad, An inplace heapsort algorithm requiring nlogn+nlog*n?0.546871n comparisons. International Journal of Computer mathematics, 88(16), :33503360, 2011 
47. Md Kamrul Hasan, M. Kaykobad, and YoungKoo Lee, A comprehensive analysis of degree based condition for Hamiltonian cycles. Theoretical Computer Science, 411(1), :285287, 2010 
46. Avijit Datta, Moazzem Hossain , and M. Kaykobad, A MODIFIED ALGORITHM FOR RANKING PLAYERS OF A ROUNDROBIN TOURNAMENT. International Journal of Computer Mathematics, Taylor & Francis, 85(1), :17, 2007 
45. Lenin Mehedy, M. Kamrul Hasan, and M. Kaykobad, An improved degree based condition for Hamiltonian cycles. Information Processing Letters, 102(23), :108112, 2007 
44. T. Mesbaul Islam , and M. Kaykobad, Worstcase Analysis of Generalized Heapsort Algorithm. International Journal of Computer Mathematics, Taylor & Francis, 83(1), :5967, 2006 
43. Asiful Haque, M Saifur Rahman, and M. Kaykobad, Drawing lines by uniform packing. International journal of Computers and Graphics, Elsevier, 30:207212, 2006 
42. M. Sohel Rahman, and M. Kaykobad, On Hamiltonian cycles and Hamiltonian paths. Information Processing Letters, Elsevier Science, 94(1), :3741, 2005 
41. M. Sohel Rahman, and M. Kaykobad, Complexities of some interesting problems on spanning trees. Information Processing Letters, Elsevier Science, 94(2), :9397, 2005 
40. Md. Mostofa Akbar, Eric G. Manning, M. Sohel Rahman, and M. Kaykobad, Optimal Server Selection for Content Routing. Computers and Their Applications, :259264, 2005 
39. M. Sohel Rahman, and M. Kaykobad, Independence Number and Degree Bounded Spanning Tree. Appl. Math. ENotes, 4:122124, 2004 
38. Adib Hassan Manob, Tarique Mesbaul Islam, M Tanvir Parvez , and M. Kaykobad, Search Trees and Stirling Numbers. Computers and Mathematics with Applications, Elsevier, 48:747754, 2004 
37. T. Imam, and M. Kaykobad, Symbolic Substitution Based Canonical Recoding Algorithms. Computers and Mathematics with Applications, Elsevier, 48(1011), :15411548, 2004 
36. Md. Mostofa Akbar, M. Sohel Rahman, M. Kaykobad, G Manning, and GC Shoja, Solving the Multidimensional Multiplechoice Knapsack Problem by constructing convex hulls. International Journal of Computers and Operations Research, 2004 
35. Mustaq Ahmed, Rezaul Alam Chowdhury , and M. Kaykobad, A New String Matching Algorithm. International Journal of Computer Mathematics, Taylor & Francis, 80(7), :825834, 2003 
34. M Abdul Mannan, and M. Kaykobad, Block Huffman Coding. Computers and Mathematics with Applications, Elsevier, 46(1011), :158187, 2003 
33. MZ Rahman, RA Chowdhury, and M. Kaykobad, Improvements in Doubleended Priority Queues. International Journal of Computer Mathematics, Elsevier, Taylor & Francis, 80(9), :112129, 2003 
32. M Manzur Murshed, M. Kaykobad, and SM Rahman, A Linguistically Sortable Bengali Coding System and Its Applications in Spell Checking  A Case Study of Multilingual Applications. Interactive Multimedia Systems, Idea Group Publishing Company, 2002 
31. RA Chowdhury, MZ Rahman, and M. Kaykobad, On the bounds of minmax pair heap construction. Computers and Mathematics with Applications, Elsevier, 43:911916, 2002 
30. F Ahmed, MS Alam, and M. Kaykobad, Data Storage and Recording. Instrumentation and Measurement, John Wiley & Sons, Inc., 2001 
29. Rezaul Alam Chowdhury, Suman Kumar Nath, and M. Kaykobad, The Heap Merge Sort. Computer & Mathematics with Applications, Elsevier, 39(78), :19497, 2000 
28. Rezaul Alam Chowdhury, Suman Kumar Nath, and M. Kaykobad, A Simplified Complexity Analysis of McDiarmid and Reed s Variant of Bottomup Heapsort Algorithm. International Journal of Computer Mathematics, Elsevier, 73:293297, 2000 
27. Rezaul Alam Chowdhury, and M. Kaykobad, Calculating the Square Root with Arbitrary Order of Convergence. International Journal of Computer Mathematics, Taylor & Francis, 75:297302, 1999 
26. Suman Kumar Nath, Rezaul Alam Chowdhury, and M. Kaykobad, On average edge length of minimum spanning trees. Information Processing Letters, Elsevier, 70(5), :241243, 1999 
25. M. Kaykobad, S.M. Humayun , and Md. Shahid Ullah, Comparative Study of Different Compression Algorithms. Journal of Electrical Engineering, The Institution of Engineers, Bangladesh, EE26:2732, 1998 
24. M. Kaykobad, S.M. Humayun , and Md. Shahid Ullah, An Approach to Bangla Text Analysis. Journal of Electrical Engineering, The Institution of Engineers, Bangladesh, EE26(I & II), :3942, 1998 
23. A.F.R. Rahman , and M. Kaykobad, A Complete Bengali OCR : A Novel Hybrid Approach to Handwritten Bengali Character Recognition. Journal of Computing and Information Technolog, 6(4), :395413, 1998 
22. Rezaul Alam Chowdhury, Md. Sanaul Hoque , and M. Kaykobad, Modefinding algorithms revisited. International Journal of Computer Mathematics, Taylor & Francis, 69:253263, 1998 
21. M. Kaykobad, M.M. Islam, M.M. Murshed , and E. Amyeen, 3 is a more promising algorithmic parameter than 2. Computers and Mathematics with Applications, Elsevier Science, 36(6), :1924, 1998 
20. M.M. Murshed , and M. Kaykobad, Linguistically Sortable Bengali Texts: a Case Study of Multilingual Applications, in Effective Utilization and Management of Emerging Information Technologies. Information Resources Management Association International Conference, Idea Grouping Publishing, :795798, 1998 
19. M. Kaykobad, Md. Sanaul Hoque, Md. Mostofa Akbar, and Suman Kumar Nath, An Efficient Preprocessor for Solving Systems of Linear Equations. International Journal of Computer Mathematics, Taylor & Francis, 64:309315, 1997 
18. M.M. Murshed , and M. Kaykobad, Seek distances in twoheaded disk systems. Information Processing Letters, Elsevier, 57(4), :205209, 1996 
17. M. Kaykobad, and A.A.K. Majumdar, An iterative algorithm for the 5peg tower of Hanoi problem. J. of Bangladesh Academy of Sciences, 20(2), :119128, 1996 
16. M. Kaykobad, and Md. Shahadatullah Khan, On the performance of simplex algorithm. IPE Research Bulletin, 6:3957, 1995 
15. M. Kaykobad, S.T. Rahman, R.A. Bakhtiar , and A.A.K. Majumdar, A recursive algorithm for the multipeg tower of Hanoi problem. International Journal of Computer Mathematics, Taylor & Francis, 57:6773, 1995 
14. M. Kaykobad, Q.N.U. Ahmed, ATM Shafiqul Khalid, and R.A. Bakhtiar, A new algorithm for ranking players of a roundrobin tournament. International Journal of Computers and Operations Research, Elsevier, 22(2), :221226, 1995 
13. M. Kaykobad, and H.M. Hassan, An algorithm for designing Boolean functions with exclusiveor(EXOR) & AND logic elements. Journal of Bangladesh Computer Society, 6(1), :4951, 1993 
12. M. Kaykobad, and H.M. Hassan, Minimization procedure for determination of polarized polynomial form. Journal of Bangladesh Computer Society, 6(1), :2729, 1993 
11. M.H. Ahsan, M. Kaykobad, and M. Shamsher Ali, Variational Monte Carlo calculations for the binding energy of 31 Si. Physical Review C, 43(1), :156161, 1991 
10. M. Kaykobad, Q.N.U. Ahmed , and R.A. Bakhtiar, An algorithm for ranking players in a roundrobin tournament. J. of Bangladesh Computer Society, 5(1), :2021, 1991 
9. M. Kaykobad, Towers of Hanoi with 4 pegs. Journal of Bangladesh Academy of Sciences, 13:8590, 1989 
8. M. Kaykobad, On polytopes with large number of vertices. Ganit, 8(1), :4752, 1988 
7. M. Kaykobad, On nonnegative factorization of matrices. Linear Algebra and Its Applications, 96:2733, 1987 
6. M. Kaykobad, Positive solutions of positive linear systems. Linear Algebra and Its Applications, 64:133140, 1985 
5. M. Kaykobad, Positive solutions of a class of linear systems. Linear Algebra and Its Applications, 72:97105, 1985 
4. V.Z. Ananina , and M. Kaykobad, Generalized model of optimum usage of technical resources of a port. Economics and Management of Marine Transport, 16:5658, 1980 
3. I.P. Tarasova , and M. Kaykobad, On the method of solving the tasks of optimum planning in conditions of incomplete information. Economics and Management of Marine Transport, 14:2530, 1978 
2. Tasadduq Imam, and M. Kaykobad, New Symbolic Substitution Based Addition Algorithm. International Journal of Computers and Mathematics with Applications, Elsevier, 50:13031310, 
1. M. Kaykobad, and FJM Salzborn, The Minimum Connection Time and Majority Spanning Trees. Discrete Applied Mathematics, 
Conference Papers:
82. M. A. Wahid, M. Kaykobad, and Masud Hasan, Kinetisation of view of 3D point set. In Proceedings of International Conference on Computer and Information Technology (ICCIT), Dhaka,Bangladesh, pages 325330, 2010 
81. N. M. M. K. Chowdhury, Md. Mostofa Akbar, and M. Kaykobad, An Efficient Data Structure using Flash Memory for Mobile Devices. In Proceedings of in the proceedings of WALCOM 2007, Dhaka, pages 7687, 2007 
80. N.M. Mosharaf Kabir Chowdhury , Md. Mostofa Akbar, and M. Kaykobad, DiskTrie: An Efficient Data Structure Using Flash Memory for Mobile De. In Proceedings of Workshop on Algorithms and Computation (WALCOM 2007), Dhaka, pages 7687, 2007 
79. Md Shahjalal , and M. Kaykobad, A New Data Structure for Heapsort with Improved Number of Comparisons. In Proceedings of Workshop on Algorithms and Computation (WALCOM 2007), Dhaka, pages 8896, 2007 
78. M. Sohel Rahman, M. Kaykobad, and Mohammad Saifur Rahman, A New Sufficient Condition for the Existence of Hamiltonian Paths. In Proceedings of 0th International Conference on Computers and Their Applications (CATA), 2005 
77. Asiful Haque, Mohammad Saifur Rahman, Mehedi Bakht, and M. Kaykobad, Drawing Lines by Uniform Packing. In Proceedings of International Conference on Computer and Information Technology (ICCIT), pages 186190, 2004 
76. M. Sohel Rahman, and M. Kaykobad, Set Version: A New Notion and Results. In Proceedings of Information Society, 2004, 7th MultiConference, Subconference: Theoretical Computer Science, Slovenija, 2004 
75. M. Sohel Rahman, and M. Kaykobad, Set Version: A New Notion and Results (Conference. In Proceedings of Proceedings of the Information Society, 2004, 7th MultiConference, Subconference: Theoretical Computer Science, 2004 
74. SM Niaz Arifin , Lenin Mehedy , and M. Kaykobad, Segmented Display for Bangla Numerals: Simplicity vs. Accuracy. In Proceedings of 6th International Conference on Computer and Information Technology (ICCIT), 2003 
73. M. Sohel Rahman, M. Kaykobad, and Md. Mostofa Akbar, Independence Number and Hamiltonicity of Graphs. In Proceedings of Computer and Information Technology (ICCIT), pages 150152, 2003 
72. T. Imam , and M. Kaykobad, A New Symbolic Substitution Based Approach for the conversion of binary numbers to CMSD numbers. In Proceedings of 6th International Conference on Computer and Information Technology (ICCIT), pages 170173, 2003 
71. T. Imam , and M. Kaykobad, New Symbolic Substitution Tables and Algorithms for the design of a fast addition unit. In Proceedings of 6th International Conference on Computer and Information Technology (ICCIT), pages 98103, 2003 
70. M. Sohel Rahman, M. Kaykobad, and Md. Mostofa Akbar, Independence Number and Hamiltonicity of Graphs (Conference. In Proceedings of 6th International Conference on Computer and Information Technology (ICCIT), pages 150152, 2003 
69. M. Sohel Rahman, and M. Kaykobad, On Hamiltonian Cycles and Hamiltonian Paths (Conference. In Proceedings of 6th International Conference on Computer and Information Technology (ICCIT), pages 185187, 2003 
68. A. H. Tamal, M. S. Rahman, M. Sohel Rahman, and M. Kaykobad, On Average Length of Cycles in Complete Graphs. In Proceedings of 5th International Conference on Computer and Information Technology (ICCIT), pages 4749, 2002 
67. M. Kaykobad, and Md Tamjidul Hoque , Coding System for Bangla Spell Checke. In Proceedings of International Conference on Computer and Information Technology, pages 186190, 2002 
66. M. Kaykobad, P Prometheus Mitra , and I. King , An Improvement to MST Algorithm for RoundRobin Tournament Ranking. In Proceedings of International Conference on Electrical and Computer Engineering, pages 281283, 2002 
65. M. Kaykobad, Asiful Haque , Mohammad Saifur Rahman, and M. Sohel Rahman, On Average Length of Cycle in a Complete Graph. In Proceedings of International Conference on Computer and Information Technology, pages 4749, 2002 
64. M. Kaykobad, Md Mahbubul Amin Majumder , and ASM Obaidul Haque , Graceful Labelling of Complete Binary Trees. In Proceedings of International Conference on Computer and Information Technology, pages 3235, 2002 
63. M. Kaykobad, and Md Tamjidul Hoque , Use of Phonetic Similarity Property for Bangla Spell Checker. In Proceedings of International Conference on Computer and Information Technology, pages 182185, 2002 
62. M. Kaykobad, and Ragib Hasan , On Calculation of Optimal Paths in Locally Restorable Bandwidth Constrained Routing in MPLS Networks. In Proceedings of International Conference on Computer and Information Technology, pages 327331, 2002 
61. M. Kaykobad, and M. Sohel Rahman, On Spanning Trees with restricted Number of Leaves. In Proceedings of International Conference on Computer and Information Technology, pages 5354, 2002 
60. Mushfiqur Rouf, and M. Kaykobad, Searching Objects on Lines and Rays. In Proceedings of ICCIT2001, pages 1315, 2001 
59. M. Kaykobad, RA Chowdhury , MZ Rahman , and N Mahmood , On the expected number of probes in AVL trees. In Proceedings of International Conference on Electrical and Computer Engineering, pages 281283, 2001 
58. M. Kaykobad, and RA Chowdhury, Sorting using heap structure. In Proceedings of Proceedings of International Conference on Computer and Information Technology, 2000, pages 2630, 2001 
57. M. Kaykobad, and SK Nath, A simple linear time algorithm for triangulation of a simple polygon. In Proceedings of Proceedings of International Conference on Computer and Information Technology, 2000, pages 1720, 2001 
56. M. Kaykobad, PP Mitra, and R. Hasan, A linear time algorithm for single source shortest path problem. In Proceedings of Proceedings of International Conference on Computer and Information Technology, 2000, pages 4143, 2001 
55. M. Kaykobad, Md. Mostofa Akbar, and S. Hadian, Fault tolerance of distributed multimedia system using quality adaptation. In Proceedings of Proceedings of International Conference on Computer and Information Technology, 2000, pages 5559, 2001 
54. M. Kaykobad, Shahriar Manzoor, and Munirul Abedin, On optimal keyboard layout. In Proceedings of Proceedings of the International Conference on Computer and Information Technology, 2000, pages 2125, 2001 
53. M. Kaykobad, M Ahmed , and RA Chowdhury , On partitioning of consecutive integers. In Proceedings of International Conference on Electrical and Computer Engineering, pages 297299, 2001 
52. M. Kaykobad, SK Nath, and FJM Salzborn, The minimum connection time problem. In Proceedings of International Conference on Electrical and Computer Engineering, pages 302306, 2001 
51. Adib Hassan Manob, and M. Kaykobad, Stirling Numbers and Two Inversion Formulas. In Proceedings of ICCIT2001, pages 68, 2001 
50. M. Kaykobad, R Ahmed , and MA Hossain , Isomorphism of regular graphs. In Proceedings of International Conference on Electrical and Computer Engineering, pages 290296, 2001 
49. Pradipta Prometheus Mitra, Ragib Hasan, and M. Kaykobad, On Linear Time Algorithm for SSP Problem. In Proceedings of ICCIT2001, pages 912, 2001 
48. Mohammad Abdul Mannan, Rezaul Alam Chowdhury, and M. Kaykobad, A Storage Efficient Header for Huffman Coding. In Proceedings of ICCIT2001, pages 5759, 2001 
47. M. Kaykobad, RA Chowdhury , and I. King , An efficient decoding technique for Huffman codes. In Proceedings of International Conference on Electrical and Computer Engineering, pages 300301, 2001 
46. Sawsan Eskander, Mustaq Ahmed, and M. Kaykobad, Compression using Huffman Coding Techniques. In Proceedings of ICCIT2001, pages 278282, 2001 
45. Abul Kashem Md. Shirin, and M. Kaykobad, Query Optimization by Decomposition of BCNF/3NF Relations. In Proceedings of ICCIT2001, pages 179184, 2001 
44. M. Abdul Mannan, and M. Kaykobad, On Optimal Huffman Compression. In Proceedings of ICCIT2001, pages 6061, 2001 
43. M. Kaykobad, Rezaul Alam Chowdhury, and Mustaq Ahmed, A new exact string matching algorithm. In Proceedings of Proceedings of International Conference on Computer and Information Technology, pages 187192, 1999 
42. A.K.M. Ashikur Rahman, and M. Kaykobad, A new map method for minimizing Boolean Expressions. In Proceedings of International Conference on Computer and Information Technology, Dhaka, Bangladesh, 1999 
41. M. Kaykobad, Suman Kumar Nath, and Rezaul Alam Chowdhury, MinMax Fine Heaps. In Proceedings of Proceedings of International Conference on Computer and Information Technology, pages 610, 1999 
40. M. Kaykobad, Md. Mostofa Akbar, and M. Mamunul Islam, Quicksort Using Higher Degree Comparators. In Proceedings of IASTED Conference on Simulation and Modeling, 1999, Philadelphia, 1999 
39. M. Kaykobad, and A.K.M. Ashikur Rahman, A new map method for minimizing Boolean Expression. In Proceedings of Proceedings of International Conference on Computer and Information Technology, pages 193196, 1999 
38. M. Kaykobad, Rezaul Alam Chowdhury, and Sumon Kumar Nath, On some issues related To LP Problem. In Proceedings of Proceedings of International Conference on Computer and Information Technology, pages 1518, 1999 
37. M. Kaykobad, Tarique Mesbaul Islam, and Rezaul Alam Chowdhury, On Optimal dHuffman Tree. In Proceedings of Proceedings of International Conference on Computer and Information Technology, pages 2327, 1999 
36. M. Kaykobad, Md. Mostofa Akbar, and M. Mamunul Islam, Quick sort using comparators with higher degree. In Proceedings of Proceedings of International Conference on Computer and Information Technology, pages 2832, 1999 
35. M. Kaykobad, Suman Kumar Nath, Rezaul Alam Chowdhury, and Mustaq Ahmed, Algorithms for solving systems of linear equations. In Proceedings of Proceedings of International Conference on Computer and Information Technology, pages 3336, 1999 
34. M. Kaykobad, Rezaul Alam Chowdhury, Tarique Mesbaul Islam, and Suman Kumar Nath, On parameters of search trees. In Proceedings of Proceedings of International Conference on Computer and Information Technology, pages 5053, 1999 
33. M. Kaykobad, M.M. Murshed, Syed M. Rahman, and S.M. Rahman, A linguistically Sortable Coding System and Its Applications in Spell Checking: A Case Study of Multilingual Applications. In Proceedings of Proceedings of the 24th AMSE Annual Conference, Best Western Hotel, Leesburg, Virginia, USA, 1999 
32. M. Kaykobad, M. Ziaur Rahman, and Rezaul Alam Chowdhury, Improvements in double ended priority queues. In Proceedings of Proceedings of International Conference on Computer and Information Technology, pages 15, 1999 
31. M. Kaykobad, and A.K.M. Azad, Differential Sort(DSort):A SubtractionBased Sorting Algorithm. In Proceedings of An International Conference on Computer and Information Technology, pages 234238, 1998 
30. M. Kaykobad, and Tarique Mesbaul Islam, WorstCase Analysis of Generalized Heapsort Algorithm Revisited. In Proceedings of An International Conference on Computer and Information Technology, pages 224228, 1998 
29. M. Kaykobad, and A.K.M. Ashikur Rahman, Minimizing Area Cost of OnChip Cache Memories. In Proceedings of An International Conference on Computer and Information Technology, pages 6368, 1998 
28. M. Kaykobad, Suman Kumar Nath, and Rezaul Alam Chowdhury, On Some Classes of Spanning Trees. In Proceedings of An International Conference on Computer and Information Technology, pages 4244, 1998 
27. M. Kaykobad, Suman Kumar Nath, M. Mamunul Islam, F.J.M. Salzborn, and M.M. Murshed, Majority Spanning Trees and Their Applications. In Proceedings of An International Conference on Computer and Information Technology, pages 3336, 1998 
26. M. Kaykobad, Md. Mostofa Akbar, A. K. M. Azad, and F. J. M. Salzborn, Complexity of Max Cut on Special Graphs. In Proceedings of International Conference on Computer and Information Technology, pages 2832, 1998 
25. M. Kaykobad, Md. Mostofa Akbar, A.K.M. Azad , and F.J.M. Salzborn, Complexity of MaxCut on Special Graphs. In Proceedings of An International Conference on Computer and Information Technology, pages 2832, 1998 
24. M. Kaykobad, A.F.R. Rahman, and Md. Abdus Sattar, A novel hybrid approach to handwritten Bangla character recognition. In Proceedings of Proc. International Conference on Computational Linguistics, speech and Document Processing,, Calcutta, India, pages A5A10, 1998 
23. M. Kaykobad, Rezaul Alam Chowdhury, and Md. Ziaur Rahman, Improvement in ModeFinding Algorithms. In Proceedings of National Conference on Computer and Information Systems, pages 3237, 1997 
22. M. Kaykobad, Rezaul Alam Chowdhury, and Tarique Mesbaul Islam, On Merging Two Heaps. In Proceedings of National Conference on Computer and Information Systems, pages 4447, 1997 
21. M. Kaykobad, Rezaul Alam Chowdhury, and Md. Abdul Hakim, An Iterative Method for Calculating the Square Root with Arbitrary Order of Convergence. In Proceedings of National Conference on Computer and Information Systems, pages 4851, 1997 
20. M. Kaykobad, and A.K.M. Azad, A Variation of MergeSort Algorithm Requiring Fewer Comparisons. In Proceedings of National Conference on Computer and Information Systems, pages 5257, 1997 
19. A.K.M. Ashikur Rahman, and M. Kaykobad, Seek time in replicated twoheaded disk systems. In Proceedings of National Conference on Computer and Information Systems, Dhaka, Bangladesh., pages 1520, 1997 
18. M. Z. Rahman, S. Ghosh, Md. Mostofa Akbar, M. Kaykobad, and M. M. Murshed, Divide and Conquer Approach to Solving System of Linear Equations. In Proceedings of First National Conference on Computer and Information Systems,, Dhaka, Bangladesh, pages 712, 1997 
17. M. Kaykobad, Nazmul Haque, and Syed M. Rahman, Retrieval Effectiveness of Thumbnail Transformation. In Proceedings of National Conference on Computer and Information Systems, pages 167172, 1997 
16. M. Kaykobad, and A.K.M. Ashikur Rahman, Seek Time in Replicated Two Headed Disk Systems. In Proceedings of National Conference on Computer and Information Systems, pages 1520,16, 1997 
15. M. Kaykobad, M. Ziaur Rahman, Md. Mostofa Akbar, and M. Manzur Murshed, Divide and Conquer Approach in Solving System of Linear Equations. In Proceedings of National Conference on Computer and Information Systems, pages 712, 1997 
14. M. Kaykobad, and S. Masum Emran, A New Approach to Solving the ClosestPair Problem. In Proceedings of National Conference on Computer and Information Systems, pages 16, 1997 
13. M. Kaykobad, and Suman Kumar Nath, An Algorithm for Ranking Objects with Weight. In Proceedings of National Conference on Computer and Information Systems, pages 2126, 1997 
12. M. Kaykobad, and ATM Shafiqul Khalid, An Efficient Line Algorithm. In Proceedings of 39th Midwest Symposium on Circuits and Systems, Iowa State University, Arnes, Iowa, USA, pages 12801282, 1996 
11. M. Kaykobad, A New Algorithm for Systems of Linear Equations. In Proceedings of Tenth Mathematics Conference, Bangladesh Mathematical Society, 1995 
10. M. Kaykobad, Geometry in Solving Systems of Linear Equations. In Proceedings of first International Congress on Muslim Youths and Scholars Innovations and Creative Works, Tehran, Iran, 1995 
9. M. Kaykobad, S.M. Humayun, and Syed Mahbubur Rahman, Standard Static Huffman Code for Bangla Alphabet. In Proceedings of 15th Annual Bangladesh Science Conference, pages 8588, 1990 
8. M. Kaykobad, Mahboob Hasan Chowdhury , and S.M.M.R. Chowdhury, On Optimization of Arithmetic Computation. In Proceedings of 15th Annual Bangladesh Science Conference, pages 9296, 1990 
7. M. Kaykobad, Ram Krishna Talukder , and M. Musa, A VS FORTRAN Code for Simplex Algorithm Using Column Generation Technique. In Proceedings of 14th Annual Bangladesh Science Conference, pages 5961, 1989 
6. M. Kaykobad, and M. Musa, On the Average performance of the Heapsort. In Proceedings of 14th Annual Bangladesh Science Conference, pages 14, 1989 
5. M. Kaykobad, and M.A. Shaheed, Some Techniques for Representing and Operating on Sparse Matrices. In Proceedings of 14th Annual Bangladesh Science Conference, pages 14, 1989 
4. M. Kaykobad, Ram Krishna Talukder, and M. Musa, An MIP Model for Transportation Problems Using Subgraph Selection. In Proceedings of 13th Annual Bangladesh Science Conference, pages 1920, 1988 
3. M. Kaykobad, Ziaul Hasan Masum, and M. Musa, On Graceful Labelling of Trees. In Proceedings of 13th Annual Bangladesh Science Conference, pages 21, 1988 
2. M. Kaykobad, and M. Farhad Hossain, On Nonnegative Factorization of a Class of Matrices. In Proceedings of 13th Annual Bangladesh Science Conference, pages 19, 1988 
1. M. Kaykobad, An Algorithm for Towers of Hanoi with p>=3 Pegs. In Proceedings of 14th Annual Bangladesh Science Conference, 
