# Discrete Math Forum

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

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

• Replies: 4
• Views: 3,220
Jun 14th 2014, 02:54 AM
2. ### Please read before posting logic questions.

• Replies: 0
• Views: 3,167
Feb 11th 2011, 12:34 PM
3. ### List of rules used to moderate MHF - please read carefully.

• Replies: 0
• Views: 2,084
Jul 19th 2010, 11:33 PM
1. ### Predicate Logic to prove equality of math formula

• Replies: 1
• Views: 634
Jul 3rd 2012, 04:37 AM
2. ### Size of the intersection set

• Replies: 3
• Views: 710
Jul 2nd 2012, 11:58 PM
3. ### Understanding the role of empty sets when calculating set difference

• Replies: 2
• Views: 598
Jul 1st 2012, 06:10 AM
4. ### sum operator

• Replies: 1
• Views: 559
Jun 30th 2012, 03:27 AM
5. ### Equal powers sets in ZF theory

• Replies: 5
• Views: 796
Jun 29th 2012, 04:45 PM
6. ### A few simple exercies I need someone to explain to me how to do them.

• Replies: 8
• Views: 844
Jun 24th 2012, 02:45 PM
7. ### special set of permutations

• Replies: 9
• Views: 752
Jun 22nd 2012, 10:25 PM
8. ### Unwanted ringing in low-pass Butterworth filter.

• Replies: 1
• Views: 754
Jun 20th 2012, 08:00 AM
9. ### Digraph and linked list

• Replies: 1
• Views: 1,281
Jun 17th 2012, 03:20 PM
10. ### Permutation Problem involving letters

• Replies: 3
• Views: 548
Jun 17th 2012, 09:04 AM
11. ### binary operation on a set

• Replies: 5
• Views: 980
Jun 16th 2012, 10:12 PM
12. ### Creating groupings over a predefined population while avoiding small intersections

• Replies: 3
• Views: 474
Jun 15th 2012, 06:50 AM
13. ### Finding the truth value

• Replies: 6
• Views: 1,033
Jun 15th 2012, 02:49 AM
14. ### Relation of eight bit strings

• Replies: 3
• Views: 849
Jun 14th 2012, 08:33 AM
15. ### Is this set open?

• Replies: 5
• Views: 428
Jun 13th 2012, 04:37 PM
16. ### Counting Regions on a Torus

• Replies: 0
• Views: 335
Jun 11th 2012, 09:37 AM
17. ### constructing truth tables for 3 valued logic help

• Replies: 9
• Views: 1,650
Jun 8th 2012, 07:58 AM
18. ### Godel's Incompleteness Theorem, Definability, Representability and Minimal Theories

• Replies: 3
• Views: 736
Jun 7th 2012, 07:58 AM
19. ### Prove there exists two strings

• Replies: 3
• Views: 793
Jun 7th 2012, 05:10 AM
20. ### Intuition/Logic for Sum of Arctangent Problem

• Replies: 0
• Views: 427
Jun 6th 2012, 11:11 AM
21. ### chessboard problem with rooks

• Replies: 1
• Views: 761
Jun 5th 2012, 05:37 PM
22. ### Convexity of a Set

• Replies: 7
• Views: 614
Jun 5th 2012, 02:17 PM
23. ### convert regular expression in NFA then in DFA

• Replies: 3
• Views: 1,352
Jun 5th 2012, 08:45 AM
24. ### sum involving binomials

• Replies: 2
• Views: 498
Jun 5th 2012, 06:33 AM
25. ### combinatorics (numbers whose digits add up)

• Replies: 1
• Views: 702
May 31st 2012, 08:16 AM
26. ### Relation between smooth manifolds and discrete math

• Replies: 1
• Views: 377
May 30th 2012, 01:22 PM
27. ### Equivalence relations help

• Replies: 5
• Views: 407
May 30th 2012, 01:14 PM
28. ### HAVING a hard time trying to figure out these proofs

• Replies: 0
• Views: 353
May 30th 2012, 12:43 PM

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