Logic and Math Homework

Questions about specific logic and math issues. Important: You must attempt to solve the problem and show where you're lost. Do not simply post a problem without making an effort.

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IMPLICATIONS 3 1 28
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Feb 07, 2016
8:38 AM
By chris11
Feb 07, 2016
3:52 PM
By Owen
Help with derivation 3 32
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Feb 04, 2016
6:42 PM
By kopplar
Feb 04, 2016
9:38 PM
By kopplar
IMPLICATIONS 2 2 45
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Feb 04, 2016
6:44 AM
By chris11
Feb 04, 2016
3:55 PM
By Owen
[mplications 2 47
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Feb 03, 2016
7:57 AM
By chris11
Feb 03, 2016
2:21 PM
By chris11
Help with entailment 5 46
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Feb 01, 2016
12:34 AM
By mauxdivers
Feb 01, 2016
4:38 PM
By andrewk
Satisfiability of a particular set of FOL wffs 2 61
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Dec 07, 2015
5:14 PM
By yc18
Jan 29, 2016
4:48 PM
By yc18
Easy logic homework 0 32
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Jan 28, 2016
8:34 PM
By jollydroppedfolly
Jan 28, 2016
8:34 PM
By jollydroppedfolly
Formal deductive logic // Advice for a beginner 4 78
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Dec 07, 2015
8:03 AM
By c.vardigans
Jan 26, 2016
12:11 PM
By MoeBlee
Understanding Fitch notation as a beginner 1 32
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Jan 20, 2016
9:15 PM
By c.vardigans
Jan 25, 2016
1:25 PM
By c.vardigans
Prove -(P -> -Q) ⊢ P&Q 1 38
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Jan 19, 2016
6:42 PM
By logic09
Jan 20, 2016
11:29 AM
By TheDivineFool
Language, Proof, and Logic - Tarski's World Invalid Argument 0 51
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Jan 10, 2016
8:25 PM
By jupiter
Jan 10, 2016
8:25 PM
By jupiter
Help Justifying Rules of Inference 2 120
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Nov 23, 2015
4:55 PM
By MeriadocM
Dec 24, 2015
7:50 AM
By Owen
Contradictory of (x) (y) (z) (Sxyz) 3 53
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Dec 15, 2015
6:32 AM
By Alex Jurisprudence
Dec 17, 2015
2:30 PM
By FredJeffries
Sentences into FOL 0 32
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Dec 15, 2015
5:08 PM
By geevivi23
Dec 15, 2015
5:08 PM
By geevivi23
help with proofs of validity using the rules of the natural deduction system? 1 34
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Dec 14, 2015
3:55 PM
By npiel23
Dec 14, 2015
9:20 PM
By TheDivineFool
Logic Proof conditional 2 50
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Dec 10, 2015
9:28 PM
By example12021
Dec 12, 2015
1:55 PM
By nexer
LPL 12.2 & 12.3 0 31
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Dec 09, 2015
11:31 PM
By lolwat
Dec 09, 2015
11:31 PM
By lolwat
Fitch 13.21 & 13.22 3 69
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Dec 07, 2015
4:21 PM
By beeonncuhh11
Dec 08, 2015
4:52 PM
By Timothy
Fitch 13.11 0 33
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Dec 08, 2015
4:18 AM
By frozenberries
Dec 08, 2015
6:17 AM
By TheDivineFool
fitch exercise 8.30 4 284
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Apr 11, 2015
9:14 PM
By nmoore
Dec 05, 2015
2:35 AM
By kantyoubelieveit
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Last topic added: Feb 7, 2016 - 3:38 AM