# Discrete Math Forum

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

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

• Replies: 4
• Views: 4,359
Jun 14th 2014, 01:54 AM

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• Views: 4,267
Feb 11th 2011, 11:34 AM
3. ### List of rules used to moderate MHF - please read carefully.

• Replies: 0
• Views: 2,794
Jul 19th 2010, 10:33 PM
1. ### Relations and Their Properties

• Replies: 5
• Views: 5,627
Apr 22nd 2009, 06:37 AM
2. ### Composing relation with itself

• Replies: 5
• Views: 716
Apr 22nd 2009, 06:14 AM
3. ### Recuurence relation

• Replies: 1
• Views: 298
Apr 22nd 2009, 05:36 AM
4. ### relations

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• Views: 312
Apr 22nd 2009, 04:55 AM
5. ### Equilvalence Relation proof

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• Views: 679
Apr 22nd 2009, 03:58 AM
6. ### Determine whether these sets S are bounded, and determine sup(S) and inf(S) if they e

• Replies: 1
• Views: 1,067
Apr 22nd 2009, 03:05 AM
7. ### Finding solutions in integers with constraints...

• Replies: 1
• Views: 703
Apr 21st 2009, 09:41 PM
8. ### Cant find my error Mathematical Induction

• Replies: 1
• Views: 595
Apr 21st 2009, 12:00 PM
9. ### let f:A ---> B and g:B ---> C (if both are bijective, prove g o f is bijective)

• Replies: 1
• Views: 1,059
Apr 21st 2009, 10:45 AM
10. ### Let G be a simple planar graph such that every region of G has at least 5 edges on it

• Replies: 0
• Views: 380
Apr 21st 2009, 09:43 AM
11. ### The Hypercube Bn (B sub n) is Hamiltonian if n >= 2

• Replies: 0
• Views: 378
Apr 21st 2009, 09:40 AM
12. ### Let G be a smiple graph. Then G is bipartite if and only if it doesn't have odd cycle

• Replies: 0
• Views: 382
Apr 21st 2009, 09:37 AM
13. ### Boolean algebra question

• Replies: 1
• Views: 532
Apr 21st 2009, 07:51 AM
14. ### Russell's definition of minima of a class

• Replies: 0
• Views: 661
Apr 21st 2009, 06:24 AM
15. ### How can I prove this?

• Replies: 5
• Views: 2,079
Apr 20th 2009, 03:02 PM
16. ### Proofs: Domain of composite functions

• Replies: 2
• Views: 568
Apr 20th 2009, 02:49 PM
17. ### Equivalence Relation

• Replies: 4
• Views: 477
Apr 20th 2009, 02:37 PM
18. ### help in logic plzzzzzzzzzzz

• Replies: 3
• Views: 511
Apr 20th 2009, 02:25 PM
19. ### Boolean algebra help

• Replies: 1
• Views: 618
Apr 20th 2009, 04:13 AM
20. ### Formula of a summation

• Replies: 2
• Views: 715
Apr 19th 2009, 10:19 PM
21. ### Pigeonhole Principle

• Replies: 4
• Views: 780
Apr 19th 2009, 05:39 PM
22. ### How to solve this recurrence relation ?

• Replies: 6
• Views: 573
Apr 19th 2009, 04:31 PM
23. ### One more proof

• Replies: 1
• Views: 438
Apr 19th 2009, 02:02 PM
24. ### Trouble with Quick Proof

• Replies: 3
• Views: 778
Apr 19th 2009, 12:55 PM
25. ### problems about finding bargaining sets

• Replies: 0
• Views: 468
Apr 19th 2009, 04:45 AM
26. ### Is this function 1-1, onto, or invertable?

• Replies: 1
• Views: 378
Apr 18th 2009, 11:20 PM
27. ### Please verify my combination

• Replies: 4
• Views: 294
Apr 18th 2009, 06:14 PM
28. ### a(r)-5a(r-1)+6a(r-2)=2r +r

• Replies: 1
• Views: 360
Apr 18th 2009, 03:35 PM
29. ### [SOLVED] bit operations...need some help

• Replies: 2
• Views: 637
Apr 18th 2009, 03:05 PM

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