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Forum: Discrete Mathematics, Set Theory, and Logic

Discrete Math, Graph Theory, Combinatorics, Recurrence Relations (Difference Equations), Set Theory, General and Symbolic Logic

  1. Sticky Thread Sticky Threads

  2. Sticky Thread Difference equation tutorial: draft of part II

    Started by chisigma, April 15th, 2012 12:32
    • Replies: 2
    • Views: 3,564
    March 2nd, 2013, 05:47 Go to last post
  3. Sticky Thread Difference equation tutorial: draft of part I

    Started by chisigma, March 2nd, 2012 12:37
    • Replies: 3
    • Views: 3,824
    March 6th, 2012, 03:02 Go to last post
  4. Sticky Thread Please Read Before Posting Logic Questions

    Started by Ackbach, January 27th, 2012 23:00
    • Replies: 0
    • Views: 1,917
    January 27th, 2012, 23:00 Go to last post
  1. Normal Thread Normal Threads

  2. Inductive proof

    Started by wittysoup, February 13th, 2013 22:12
    • Replies: 3
    • Views: 574
    February 14th, 2013, 00:09 Go to last post
  3. Creating Symbolic Versions

    Started by Valtham, February 10th, 2013 19:42
    • Replies: 1
    • Views: 722
    February 11th, 2013, 10:23 Go to last post
  4. analyzing a proof

    Started by solakis, February 6th, 2013 05:49
    3 Pages
    1 2 3
    • Replies: 22
    • Views: 2,430
    February 9th, 2013, 15:10 Go to last post
  5. counting quantifier

    Started by Andrei, January 30th, 2013 03:10
    • Replies: 1
    • Views: 1,420
    January 30th, 2013, 18:13 Go to last post
  6. Simplifying Expressions

    Started by Valtham, January 29th, 2013 07:50
    • Replies: 3
    • Views: 903
    January 29th, 2013, 12:29 Go to last post
  7. Problem involving discrete product

    Started by anemone, January 27th, 2013 04:25
    • Replies: 8
    • Views: 1,183
    January 28th, 2013, 22:16 Go to last post
  8. multi-graph

    Started by Andrei, January 18th, 2013 04:28
    • Replies: 3
    • Views: 940
    January 28th, 2013, 17:57 Go to last post
  9. graph that models one but not both

    Started by Andrei, January 28th, 2013 04:13
    • Replies: 1
    • Views: 681
    January 28th, 2013, 11:13 Go to last post
  10. Proof by contradiction

    Started by Poirot, January 24th, 2013 09:21
    • Replies: 3
    • Views: 1,079
    January 24th, 2013, 13:35 Go to last post
  11. [SOLVED] Prove sum of (-1)^i times n choose i equals 0

    Started by Jameson, January 17th, 2013 15:45
    2 Pages
    1 2
    • Replies: 16
    • Views: 3,417
    January 18th, 2013, 09:20 Go to last post
  12. Graph two colours, no monochromatic path.

    Started by Arnold, January 14th, 2013 12:21
    graph theory
    • Replies: 1
    • Views: 701
    January 14th, 2013, 13:15 Go to last post
    • Replies: 3
    • Views: 735
    January 11th, 2013, 14:27 Go to last post
  13. finding the unit digit

    Started by veronica1999, January 9th, 2013 20:47
    • Replies: 2
    • Views: 1,264
    January 9th, 2013, 22:53 Go to last post
  14. Sum of first m terms of a combinatorial number

    Started by QuirinusQ, January 7th, 2013 22:50
    combinatorial numbers, combinatorics
    • Replies: 2
    • Views: 715
    January 8th, 2013, 17:14 Go to last post
  15. Some basic questions on Graph theory!

    Started by Mathelogician, January 4th, 2013 05:13
    • Replies: 2
    • Views: 1,193
    January 4th, 2013, 14:05 Go to last post
  16. find the intersection value of 3 subsets

    Started by schinb65, January 1st, 2013 22:44
    • Replies: 3
    • Views: 2,204
    January 3rd, 2013, 17:30 Go to last post
  17. formalization

    Started by solakis, December 22nd, 2012 21:32
    2 Pages
    1 2
    • Replies: 14
    • Views: 1,537
    January 1st, 2013, 22:06 Go to last post
  18. proof checking 2

    Started by solakis, December 19th, 2012 14:09
    2 Pages
    1 2
    • Replies: 16
    • Views: 2,023
    December 21st, 2012, 14:49 Go to last post
  19. proof in predicate calculus 2

    Started by solakis, December 17th, 2012 22:40
    • Replies: 6
    • Views: 814
    December 19th, 2012, 20:12 Go to last post
  20. proof in predicate calculus

    Started by solakis, December 12th, 2012 14:10
    • Replies: 8
    • Views: 1,018
    December 15th, 2012, 00:30 Go to last post
  21. proof checking

    Started by solakis, December 9th, 2012 08:36
    2 Pages
    1 2
    • Replies: 10
    • Views: 1,714
    December 12th, 2012, 20:36 Go to last post
  22. Mathematical Induction problem

    Started by eric34, December 9th, 2012 12:00
    • Replies: 2
    • Views: 770
    December 9th, 2012, 15:48 Go to last post
  23. Combinatorics book recommendation.

    Started by caffeinemachine, November 24th, 2012 07:41
    • Replies: 2
    • Views: 1,075
    November 24th, 2012, 10:10 Go to last post
  24. Array of numbers. Olympiad problem.

    Started by caffeinemachine, November 23rd, 2012 08:07
    • Replies: 0
    • Views: 652
    November 23rd, 2012, 08:07 Go to last post
  25. Expected value of minimum Hamming distance

    Started by billobillo, November 22nd, 2012 14:18
    • Replies: 0
    • Views: 1,591
    November 22nd, 2012, 14:18 Go to last post
  26. Another logic exercise.

    Started by Casual, November 7th, 2012 16:35
    • Replies: 5
    • Views: 1,248
    November 15th, 2012, 15:59 Go to last post
  27. Logic puzzle: students, cities, subjects and grades.

    Started by Casual, November 10th, 2012 07:20
    • Replies: 0
    • Views: 902
    November 10th, 2012, 07:20 Go to last post
  28. Problem on Graph Theory and Algorithms

    Started by iany00, November 4th, 2012 18:33
    graph algorithms
    • Replies: 1
    • Views: 790
    November 9th, 2012, 07:12 Go to last post
  29. Rank of word

    Started by jacks, October 19th, 2012 16:18
    • Replies: 1
    • Views: 573
    November 9th, 2012, 04:24 Go to last post
  30. Logic exercise.

    Started by Casual, November 7th, 2012 09:52
    logic, proof, puzzle
    • Replies: 4
    • Views: 1,070
    November 7th, 2012, 17:26 Go to last post

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Top 240 Thread Starters For "Discrete Mathematics, Set Theory, and Logic"

RankUser NamePercentage Of TotalThreadsMost Recent Thread
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5Joystar19771.916Please help me with this quest...
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8KOO1.412Prove that if p and q are posi...
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10Alexmahone1.210In how many ways can a cube wi...
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11Aryth1.19k-extendable Problem
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12tmt1.08Permutations or Combination?
13Yuuki0.87Using isomorphism and permutat...
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13JProgrammer0.87Pigeon Hole Theory
14issacnewton0.76check if relation is equivalen...
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16Bingk0.54Terminology on graph theory
16dwsmith0.54(A - B)\cup B = A
16chisigma0.54Two interesting problems...
16ZaidAlyafey0.54solve f(n) = 2f (sqrt(n))+n
16sadsadsadsa0.54Adjacency Matrix Problem and A...
16WannaBe0.54Venn Diagram
16Pranav0.54Recurrence relation problem
16Kristen0.54Digraph of a Binary Positional...
16JaAnTr0.54Help understanding a puzzle.
16IHateFactorial0.54Recurrence relation
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16johnny0090.54Prime Or Composite - Proof re...
17Punch0.43No. of ways to seat round a ta...
17anemone0.43Find a_{100000}
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17QuestForInsight0.43Natural numbers form a poset u...
17Casual0.43Logic puzzle: students, cities...
17Barioth0.43Logic, proving theorem in form...
17Petrus0.43Combinatorics Word Problem
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17rayne0.43Negation of this statement?
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17ozkan120.43infinite set
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18rcs0.22infinite elements in the unive...
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18Swlabr0.22Coprime mod n implies coprime...
18bincybn0.22Sum of a discrete finite seque...
18Walshy0.22Help with a Mathematical Induc...
18Arnold0.22Graph two colours, no monochro...
18Valtham0.22Creating Symbolic Versions
18wittysoup0.22Combinatorics question involvi...
18fumbles0.22Formal Logic Proof
18mathmaniac0.22How many combinations of natur...
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18katye3330.22Help with an Equivalence Relat...
18MI50.22Counting proof of the addition...
18annie0.22Converse,the contrapositive an...
18Fermat0.22Knaster Tarski proof
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