# Discrete Math Forum

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

1. ### Difference equation tutorial: draft of part I

• Replies: 4
• Views: 3,869
Jun 14th 2014, 02:54 AM

• Replies: 0
• Views: 3,814
Feb 11th 2011, 12:34 PM
3. ### List of rules used to moderate MHF - please read carefully.

• Replies: 0
• Views: 2,408
Jul 19th 2010, 11:33 PM
1. ### Modulus question

• Replies: 6
• Views: 449
Oct 23rd 2011, 12:38 PM
2. ### A proof involving the Law of Excluded Middle

• Replies: 3
• Views: 1,727
Oct 23rd 2011, 10:31 AM
3. ### Number of permutations of n a's and n b's under a certain rule

• Replies: 1
• Views: 427
Oct 23rd 2011, 08:14 AM
4. ### a combinatorial problem

• Replies: 1
• Views: 538
Oct 23rd 2011, 08:04 AM
5. ### Derivation using Fitch

• Replies: 2
• Views: 846
Oct 23rd 2011, 04:07 AM
6. ### Motivation for definition of conditional?

• Replies: 5
• Views: 740
Oct 23rd 2011, 01:29 AM
7. ### no. of roots pf a equation.

• Replies: 1
• Views: 404
Oct 22nd 2011, 04:39 PM
8. ### Finding inverse inside a field

• Replies: 1
• Views: 423
Oct 22nd 2011, 04:34 PM
9. ### Boolean function?

• Replies: 1
• Views: 552
Oct 22nd 2011, 04:09 PM
10. ### permutation/combination question again

• Replies: 2
• Views: 604
Oct 22nd 2011, 06:47 AM
11. ### Big Oh help!

• Replies: 1
• Views: 210
Oct 22nd 2011, 12:28 AM
12. ### Number of ways of distribution

• Replies: 1
• Views: 555
Oct 21st 2011, 08:12 PM
13. ### How do you argue something is transative?

• Replies: 5
• Views: 1,004
Oct 21st 2011, 01:32 PM
14. ### special case of combinatorics

• Replies: 1
• Views: 393
Oct 21st 2011, 10:09 AM
15. ### another special case of combinatorics (method of fictious partition)

• Replies: 0
• Views: 639
Oct 21st 2011, 10:03 AM
16. ### problem in combinatorics

• Replies: 1
• Views: 463
Oct 21st 2011, 09:23 AM
17. ### pigeonhole principle problem

• Replies: 2
• Views: 494
Oct 20th 2011, 04:46 PM
18. ### Comperhension

• Replies: 4
• Views: 398
Oct 20th 2011, 05:23 AM
19. ### [SOLVED] induction on gossip problem

• Replies: 4
• Views: 3,152
Oct 20th 2011, 04:48 AM
20. ### Graph Theory.

• Replies: 3
• Views: 505
Oct 19th 2011, 11:30 PM
21. ### Gödel numbering

• Replies: 2
• Views: 643
Oct 19th 2011, 10:36 PM
22. ### Proof by induction A u B = A + B - A n B

• Replies: 2
• Views: 560
Oct 19th 2011, 07:19 PM
23. ### [SOLVED] induction problem on set of positive numbers

• Replies: 17
• Views: 3,636
Oct 19th 2011, 01:56 PM
24. ### Permutations & Combos

• Replies: 2
• Views: 309
Oct 19th 2011, 01:47 PM
25. ### Abstract reasoning/natural deduction with Fitch

• Replies: 10
• Views: 845
Oct 19th 2011, 01:37 PM
26. ### Set Term Comprehension

• Replies: 1
• Views: 437
Oct 19th 2011, 01:09 PM
27. ### common divisors of p^3q^2 and p^2qr?

• Replies: 4
• Views: 580
Oct 19th 2011, 11:25 AM

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# prove a function tonne reflexive symmetric and transitive

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