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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: 2,965
    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: 3,174
    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: 1,628
    January 27th, 2012, 23:00 Go to last post
  1. Normal Thread Normal Threads

    • Replies: 1
    • Views: 136
    October 31st, 2016, 15:52 Go to last post
  2. Is Cantor's second diagonal proof valid?

    Started by Phar2wild, October 11th, 2016 18:58
    cantors, list, number, proof, scenario
    • Replies: 6
    • Views: 305
    October 30th, 2016, 09:32 Go to last post
  3. Addition of binary numbers

    Started by evinda, July 21st, 2016 12:53
    2 Pages
    1 2
    • Replies: 17
    • Views: 635
    October 29th, 2016, 08:26 Go to last post
  4. Proof of sets

    Started by Mathick, October 19th, 2016 14:41
    $pz, cap, cup, sets, true
    • Replies: 1
    • Views: 172
    October 20th, 2016, 13:50 Go to last post
  5. Formal proof using the deduction theorem

    Started by Yankel, October 8th, 2016 06:24
    • Replies: 0
    • Views: 201
    October 8th, 2016, 06:24 Go to last post
  6. Rules of Inference

    Started by Yankel, October 3rd, 2016 11:11
    • Replies: 2
    • Views: 154
    October 3rd, 2016, 15:54 Go to last post
  7. CNF Form

    Started by Yankel, September 28th, 2016 11:07
    advance, cnf, form, rules, unsuccessfully
    • Replies: 3
    • Views: 206
    September 29th, 2016, 16:38 Go to last post
  8. prove relationship between sets

    Started by biocamme, September 21st, 2016 20:38
    a∩b^c=a^c∪b^c, a∪b^c=a^c∩b^c, prove, sets, relationship
    • Replies: 4
    • Views: 276
    September 27th, 2016, 19:40 Go to last post
  9. Logical Implication

    Started by Yankel, September 24th, 2016 05:36
    beta, left, models, rightarrow, [alpha
    • Replies: 5
    • Views: 243
    September 27th, 2016, 15:32 Go to last post
  10. predicate calculus

    Started by solakis, September 19th, 2016 11:15
    calculus, paradox, predicate, russells, shave
    • Replies: 7
    • Views: 303
    September 23rd, 2016, 13:47 Go to last post
  11. Tournament Scheduling

    Started by student, September 7th, 2016 02:02
    combinatorics, ideas, kind, scheduling, tournament
    • Replies: 1
    • Views: 147
    September 8th, 2016, 13:57 Go to last post
  12. 7 nodes

    Started by jmprada, September 6th, 2016 06:33
    communicate, phone, share, solutions, students
    • Replies: 2
    • Views: 230
    September 6th, 2016, 11:44 Go to last post
  13. Proving Functions

    Started by JProgrammer, August 21st, 2016 20:47
    function, functions, prove, proving, x^2
    • Replies: 7
    • Views: 349
    August 26th, 2016, 14:02 Go to last post
  14. Proving Countable Infinity

    Started by JProgrammer, August 24th, 2016 18:58
    countably, infinite, number, odd, prove
    • Replies: 4
    • Views: 277
    August 25th, 2016, 10:53 Go to last post
  15. Graph Labelng

    Started by student, August 25th, 2016 04:51
    appreciated, cordial, graphs, labeling, thesis
    • Replies: 0
    • Views: 139
    August 25th, 2016, 04:51 Go to last post
  16. Pigeon Hole Theory

    Started by JProgrammer, August 24th, 2016 19:06
    blue, number, pigeon, socks, theory
    • Replies: 1
    • Views: 210
    August 24th, 2016, 19:15 Go to last post
  17. The problem {x ∣ Tx(x)=1} is undecidable

    Started by mathmari, August 19th, 2016 17:01
    $b$, construct, function, problem, undecidable
    • Replies: 5
    • Views: 280
    August 21st, 2016, 06:00 Go to last post
  18. Travelling Salesman Problem

    Started by mathmari, August 9th, 2016 15:17
    • Replies: 2
    • Views: 192
    August 20th, 2016, 05:39 Go to last post
  19. [SOLVED] The language is undecidable

    Started by mathmari, August 11th, 2016 18:04
    2 Pages
    1 2
    $h_0$, decidable, input, language, means
    • Replies: 12
    • Views: 498
    August 19th, 2016, 17:03 Go to last post
  20. Proving a Function Theorem

    Started by JProgrammer, August 17th, 2016 22:26
    function, g∘f, part, prove, proven
    • Replies: 4
    • Views: 238
    August 18th, 2016, 20:40 Go to last post
  21. F o G definition

    Started by JProgrammer, August 18th, 2016 19:57
    definition
    • Replies: 1
    • Views: 142
    August 18th, 2016, 20:33 Go to last post
  22. F^-1 definition

    Started by JProgrammer, August 17th, 2016 22:34
    definition, f^-1, sets
    • Replies: 2
    • Views: 163
    August 18th, 2016, 13:50 Go to last post
  23. The language is also regular

    Started by evinda, August 12th, 2016 18:20
    2 Pages
    1 2
    $l$, $l^r=, regular, state, w^r
    • Replies: 18
    • Views: 557
    August 17th, 2016, 14:20 Go to last post
  24. Describe the Turing machine

    Started by mathmari, August 11th, 2016 18:20
    $n$, length, machine, subword, turing
    • Replies: 1
    • Views: 140
    August 13th, 2016, 18:10 Go to last post
  25. Binary Relations

    Started by JProgrammer, August 12th, 2016 18:16
    binary, cosx, equivalence, relation, requirement
    • Replies: 3
    • Views: 180
    August 13th, 2016, 10:30 Go to last post
  26. Equivalent dfa

    Started by evinda, August 10th, 2016 16:40
    2 Pages
    1 2
    • Replies: 16
    • Views: 426
    August 12th, 2016, 17:27 Go to last post
  27. General form of the words

    Started by evinda, August 9th, 2016 14:12
    • Replies: 2
    • Views: 220
    August 10th, 2016, 06:21 Go to last post
  28. Ice Cream : NP-complete problem

    Started by mathmari, August 8th, 2016 19:26
    cream, cups, ice, kinds, problem
    • Replies: 6
    • Views: 299
    August 9th, 2016, 18:06 Go to last post

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