# Discrete Math Forum

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

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

• Replies: 4
• Views: 4,559
Jun 14th 2014, 01:54 AM

• Replies: 0
• Views: 4,458
Feb 11th 2011, 11:34 AM
3. ### List of rules used to moderate MHF - please read carefully.

• Replies: 0
• Views: 2,957
Jul 19th 2010, 10:33 PM
1. ### Simple Set Proof

• Replies: 3
• Views: 265
Jun 29th 2014, 05:49 PM
2. ### Another "line" set proof

• Replies: 2
• Views: 263
Jun 29th 2014, 01:19 AM
3. ### Recurrence relation help

• Replies: 2
• Views: 206
Jun 27th 2014, 10:44 AM

• Replies: 1
• Views: 1,838
Jun 27th 2014, 08:50 AM
5. ### Prove using rules of inference and logic laws

• Replies: 8
• Views: 611
Jun 27th 2014, 08:37 AM
6. ### Recurrence Relation

• Replies: 4
• Views: 6,832
Jun 27th 2014, 06:32 AM
7. ### Is this valid?

• Replies: 2
• Views: 249
Jun 26th 2014, 08:34 AM
8. ### Counter example

• Replies: 3
• Views: 419
Jun 26th 2014, 08:29 AM
9. ### Truth table

• Replies: 2
• Views: 356
Jun 26th 2014, 06:12 AM

• Replies: 6
• Views: 399
Jun 26th 2014, 06:10 AM
11. ### Induction help

• Replies: 5
• Views: 303
Jun 26th 2014, 05:33 AM
12. ### Fallacy...

• Replies: 9
• Views: 462
Jun 26th 2014, 05:07 AM
13. ### Combinations and permuatations

• Replies: 2
• Views: 220
Jun 25th 2014, 09:25 PM
14. ### Permuatations and Combinations

• Replies: 3
• Views: 253
Jun 25th 2014, 12:20 PM
15. ### laws of propositional logic to simplify

• Replies: 3
• Views: 1,261
Jun 25th 2014, 10:07 AM
16. ### Doubt on the Axioma of Separation (Russel's Paradox)

• Replies: 1
• Views: 333
Jun 25th 2014, 01:01 AM
17. ### Set theory doubt: intersection and union

• Replies: 2
• Views: 312
Jun 24th 2014, 07:24 PM
18. ### Proof using inference and equivalence rules

• Replies: 2
• Views: 233
Jun 24th 2014, 07:15 PM
19. ### Proof by contrapositive...

• Replies: 3
• Views: 294
Jun 24th 2014, 06:37 PM
20. ### Easy doubt on second-order logic

• Replies: 1
• Views: 347
Jun 24th 2014, 05:07 PM
21. ### What is the converse of this?

• Replies: 1
• Views: 458
Jun 24th 2014, 09:47 AM
22. ### Solve without the use of truth tables

• Replies: 14
• Views: 777
Jun 24th 2014, 09:14 AM
23. ### Linear congruences

• Replies: 5
• Views: 375
Jun 22nd 2014, 05:00 PM
24. ### Arguments: order of premises and conclusion

• Replies: 6
• Views: 2,607
Jun 21st 2014, 11:51 AM
25. ### Indirect Proof question

• Replies: 2
• Views: 461
Jun 21st 2014, 04:29 AM
26. ### Express usuing quantifiers

• Replies: 1
• Views: 491
Jun 16th 2014, 07:22 AM
27. ### testing

• Replies: 0
• Views: 289
Jun 15th 2014, 08:43 PM
28. ### Reflexive, Symmetric, Transitive Relation Proof

• Replies: 14
• Views: 1,382
Jun 14th 2014, 08:05 PM
29. ### How many ways you can make change for an amount N !

• Replies: 3
• Views: 1,106
Jun 14th 2014, 08:48 AM
30. ### "x divides y" proof

• Replies: 1
• Views: 1,390
Jun 13th 2014, 09:17 PM

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