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Forum: Discrete Math

Discrete Math Help Forum: Discrete mathematics, logic, set theory

  1. Exclamation Sticky Thread   Please read before posting logic questions.

    mr fantastic
    logic, posting, questions, read
    • Replies: 0
    • Views: 1,335
    mr fantastic
    February 11th 2011, 11:34 AM Go to last post

  2. Sticky Thread   List of rules used to moderate MHF - please read carefully.

    mr fantastic
    carefully, list, mhf, moderate, read, rules
    • Replies: 0
    • Views: 1,142
    mr fantastic
    July 19th 2010, 10:33 PM Go to last post

  3. Sticky Thread   Difference equation tutorial: draft of part I

    chisigma
    difference, draft, equation, tutorial
    • Replies: 3
    • Views: 916
    chisigma
    September 21st 2011, 07:45 AM Go to last post
  4.   Discussions  

  1. boolean product of a matrices

    sjenkins
    boolean, matrices, product
    • Replies: 3
    • Views: 6,903
    sjenkins
    June 22nd 2008, 12:07 PM Go to last post

  2. A union B union C

    Edbaseball17
    union
    • Replies: 1
    • Views: 6,476
    Plato
    February 27th 2008, 05:26 PM Go to last post

  3. Inverse Composition of Functions Proof

    Jedi Arashi
    composition, functions, inverse, proof
    • Replies: 9
    • Views: 5,162
    Plato
    September 17th 2007, 05:26 AM Go to last post

  4. Proof for Associative Law for Symmetric Difference

    h2osprey
    associative, difference, law, proof, symmetric
    • Replies: 9
    • Views: 4,977
    emakarov
    December 7th 2009, 02:21 AM Go to last post

  5. example of a function (one to one & onto)

    TheRekz
    function
    • Replies: 12
    • Views: 4,563
    Plato
    July 12th 2007, 08:29 AM Go to last post

  6. [SOLVED] [SOLVED] Converse contrapositive and inverse

    greenway
    • Replies: 1
    • Views: 4,517
    Soroban
    October 15th 2007, 08:54 AM Go to last post

  7. Algorithm to find the median number

    TriKri
    algorithm, median, number
    • Replies: 1
    • Views: 4,020
    TriKri
    January 4th 2007, 05:33 AM Go to last post

  8. finding constant term of expansion using binomial theorem

    nuckers
    binomial, constant, expansion, finding, term, theorem
    • Replies: 12
    • Views: 3,964
    Archie Meade
    July 26th 2010, 03:33 AM Go to last post

  9. Cool the Big-O notation problems

    narbe
    bigo, notation, problems 6 Attachment(s)
    • Replies: 5
    • Views: 3,860
    bkarpuz
    September 20th 2008, 07:45 AM Go to last post

  10. discrete math proofs

    innuenn
    discrete, math, proofs
    • Replies: 5
    • Views: 3,807
    CaptainBlack
    December 15th 2005, 12:08 AM Go to last post

  11. De Morgan's second law Proof

    jlopez
    law, morgan, proof
    • Replies: 3
    • Views: 3,790
    Jhevon
    January 23rd 2010, 08:07 PM Go to last post

  12. prove that if g o f is surjective then g is surjective

    mremwo
    prove, surjective
    • Replies: 7
    • Views: 3,540
    DrSteve
    January 18th 2011, 10:41 AM Go to last post

  13. Find theta notation

    cpklas
    notation, theta
    • Replies: 3
    • Views: 3,514
    cpklas
    May 14th 2007, 05:56 AM Go to last post

  14. Hasse Diagram - lower upper bound

    robocop_911
    2 Pages •
    1 2
    bound, diagram, hasse, lower, upper 1 Attachment(s)
    • Replies: 17
    • Views: 3,431
    kalagota
    June 16th 2008, 04:47 AM Go to last post

  15. Reflexive, Transitive, Symmetric

    terr13
    reflexive, symmetric, transitive
    • Replies: 5
    • Views: 3,310
    SixWingedSeraph
    May 20th 2009, 02:24 PM Go to last post

  16. Prove a function is onto

    SlapnutsGT
    function, prove
    • Replies: 6
    • Views: 3,109
    SlapnutsGT
    April 12th 2009, 02:44 PM Go to last post

  17. Question Problem relating to Venn Diagram.

    Kaleem Qureshi
    diagram, problem, relating, venn
    • Replies: 9
    • Views: 3,106
    Jhevon
    November 5th 2007, 09:30 AM Go to last post

  18. Witnesses for Big O

    hotmail590
    big, witnesses
    • Replies: 7
    • Views: 2,967
    CaptainBlack
    March 11th 2006, 05:57 AM Go to last post

  19. how to convert truth table into boolean expressions?

    Khonics89
    boolean, convert, expressions, table, truth
    • Replies: 3
    • Views: 2,794
    Grandad
    September 12th 2009, 10:09 PM Go to last post

  20. Number of Onto Function between two sets?

    himanshugpt
    function, number, sets
    • Replies: 4
    • Views: 2,731
    himanshugpt
    October 2nd 2010, 02:51 PM Go to last post

  21. Proof: Metric Space

    TexasGirl
    metric, proof, space
    • Replies: 3
    • Views: 2,718
    CaptainBlack
    December 8th 2005, 06:59 AM Go to last post

  22. NEW QUESTION about Fitch

    rai009
    2 Pages •
    1 2
    fitch, question
    • Replies: 17
    • Views: 2,709
    emakarov
    October 19th 2012, 05:56 AM Go to last post

  23. One-to-one and Onto Functions

    VGDude85
    functions, onetoone
    • Replies: 3
    • Views: 2,701
    VGDude85
    February 11th 2009, 06:32 PM Go to last post

  24. Discrete Math - Prove that if x is irrational, then 1/x is irrational?

    Grillakis
    1 or x, discrete, irrational, math, prove
    • Replies: 7
    • Views: 2,699
    Constatine11
    January 29th 2009, 03:26 AM Go to last post

  25. Lightbulb difference between np complete and np hard

    nikhil
    complete, difference, hard
    • Replies: 11
    • Views: 2,554
    emakarov
    November 21st 2010, 09:58 AM Go to last post

  26. Unhappy [SOLVED] Stuck in Proof of Laws of Syllogism and Absorption in Propositional Logic!

    natarajchakraborty
    2 Pages •
    1 2
    absorption, laws, logic, proof, propositional, solved, stuck, syllogism 2 Attachment(s)
    • Replies: 15
    • Views: 2,538
    angel.white
    June 3rd 2008, 03:58 PM Go to last post

  27. Suppose the set A has m elements and the set B has n elements. there are 2^mn relatio

    Aquameatwad
    2mn, elements, relatio, set, suppose 1 Attachment(s)
    • Replies: 8
    • Views: 2,508
    Annatala
    November 27th 2011, 10:18 PM Go to last post

  28. Question One-to-one Or onto?

    cu4mail
    onetoone
    • Replies: 3
    • Views: 2,490
    kalagota
    November 2nd 2007, 04:09 AM Go to last post

  29. n Choose k Formula

    meggnog
    choose, formula
    • Replies: 4
    • Views: 2,477
    Archie Meade
    June 12th 2010, 01:14 PM Go to last post

  30. Union of Countable Sets

    h2osprey
    countable, sets, union
    • Replies: 9
    • Views: 2,471
    HiLine
    April 28th 2009, 07:31 AM Go to last post
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