# Discrete Math Forum

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

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

• Replies: 4
• Views: 4,722
Jun 14th 2014, 01:54 AM

• Replies: 0
• Views: 4,609
Feb 11th 2011, 11:34 AM
3. ### List of rules used to moderate MHF - please read carefully.

• Replies: 0
• Views: 3,088
Jul 19th 2010, 10:33 PM
1. ### Strong induction proofs

• Replies: 1
• Views: 1,097
Dec 11th 2012, 04:04 AM
2. ### directed graph

• Replies: 3
• Views: 846
Dec 10th 2012, 07:51 AM
3. ### Probability of cards

• Replies: 14
• Views: 1,509
Dec 10th 2012, 01:10 AM
4. ### problem minimizing a function

• Replies: 3
• Views: 1,009
Dec 9th 2012, 09:09 PM
5. ### Proofs. Need help proving the following

• Replies: 1
• Views: 435
Dec 9th 2012, 02:43 PM
6. ### For what k is a relation equivalent

• Replies: 4
• Views: 590
Dec 9th 2012, 01:26 PM
7. ### is this count as a linear order relation?

• Replies: 0
• Views: 283
Dec 9th 2012, 10:55 AM
8. ### Natural divisors

• Replies: 7
• Views: 1,600
Dec 9th 2012, 10:52 AM
9. ### Proof regarding Equivalence Relations

• Replies: 3
• Views: 832
Dec 9th 2012, 09:38 AM
10. ### Inequality with e, factorial, exponential function...

• Replies: 3
• Views: 1,157
Dec 9th 2012, 03:21 AM
11. ### Assistance needed with Continuous to Discrete using Zero Order Hold

• Replies: 0
• Views: 705
Dec 8th 2012, 11:27 AM
12. ### tautology or not

• Replies: 2
• Views: 933
Dec 8th 2012, 01:43 AM
13. ### Induction Help with inequality

• Replies: 3
• Views: 842
Dec 7th 2012, 07:50 AM
14. ### Chain in (P(\mathbb{{N}, \subseteq).

• Replies: 0
• Views: 341
Dec 7th 2012, 06:27 AM
15. ### Proof by contradiction help

• Replies: 2
• Views: 457
Dec 7th 2012, 05:15 AM
16. ### Kernel of Linear Transformation

• Replies: 6
• Views: 1,111
Dec 6th 2012, 11:39 AM
17. ### If [TEX]f:A\to B[/TEX] is onto [TEX]B[/TEX], then [TEX]P(B)\leq P(A)[/TEX]

• Replies: 4
• Views: 555
Dec 6th 2012, 09:18 AM
18. ### Need some help with induction

• Replies: 2
• Views: 412
Dec 6th 2012, 08:26 AM
19. ### Are those 2 graphs isomorphic ?

• Replies: 2
• Views: 353
Dec 6th 2012, 08:22 AM
20. ### How do I know the steps of CNF algorithm?

• Replies: 0
• Views: 488
Dec 6th 2012, 03:13 AM

• Replies: 2
• Views: 517
Dec 5th 2012, 06:15 AM
22. ### Coefficient of xy^(2)z^(3)

• Replies: 1
• Views: 440
Dec 5th 2012, 02:57 AM
23. ### Proving by Induction

• Replies: 1
• Views: 394
Dec 4th 2012, 05:30 PM
24. ### Finding the subgraphs of a simple graph.

• Replies: 1
• Views: 880
Dec 4th 2012, 05:15 PM
25. ### PRoof by induction: Inequality

• Replies: 3
• Views: 766
Dec 4th 2012, 05:06 PM
26. ### Recurrence and Characteristic equation?

• Replies: 0
• Views: 865
Dec 4th 2012, 03:32 PM
27. ### Equality of functions

• Replies: 4
• Views: 728
Dec 4th 2012, 10:57 AM
28. ### Prove that f is injective

• Replies: 6
• Views: 1,481
Dec 4th 2012, 10:29 AM

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