Question

Stuck in proving a tautology using algebraic propositions.

score 135 · Answer 1 · 2016-09-09 04:22:30

135

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Stuck in proving a tautology using algebraic propositions.

Published on 09 Sep 2016 - 4:22

score 55 · Answer 2 · 2016-09-09 13:45:58

55

Views

What is the difference between the following propositional sentences?

Published on 09 Sep 2016 - 13:45

score 200 · Answer 3 · 2026-04-06 19:49:31

200

Views

Identity/Conditional Relations, Fitch Calculus in Logic

Published on 06 Apr 2026 - 19:49

score 188 · Answer 4 · 2026-03-25 02:47:00

188

Views

Different ways to define Kripke structure

Published on 25 Mar 2026 - 2:47

score 610 · Answer 5 · 2016-09-10 16:44:23

610

Views

Alternative way for expressing "No student in this class has sent e-mail to exactly two other students in this class."

Published on 10 Sep 2016 - 16:44

score 479 · Answer 6 · 2016-09-10 18:46:53

479

Views

Prove logical equivalence using laws of propositional logic

Published on 10 Sep 2016 - 18:46

score 158 · Answer 7 · 2016-09-10 20:42:32

158

Views

Prove using Propositional logic laws | Killer question!

Published on 10 Sep 2016 - 20:42

score 4.8k · Answer 8 · 2016-09-10 21:33:13

4.8k

Views

How is (p ∧ q ∧ ¬r) ∨ (p ∧ ¬q ∧ ¬r) ≡ (p ∧ ¬r) ∨ (¬q ∧ q)? Is it really distributive property?

Published on 10 Sep 2016 - 21:33

score 42 · Answer 9 · 2016-09-11 00:03:54

42

Views

Prove logical equivalence....almost finished, but....!

Published on 11 Sep 2016 - 0:03

score 71 · Answer 10 · 2016-09-11 00:55:54

71

Views

Using Proposition laws, how can we write (¬p ∨ q) ∧ (p ∧ q) as ( (¬p ∨ q) ∧ q ) ∧ p?

Published on 11 Sep 2016 - 0:55

score 448 · Answer 11 · 2016-09-11 07:56:46

448

Views

Solve logical equivalence of $\neg (p \land \neg q)$

Published on 11 Sep 2016 - 7:56

score 529 · Answer 12 · 2026-03-29 10:08:52

529

Views

A formal proof that $ (P \Rightarrow Q) $ is equivalent to its contrapositive $ (\neg Q \Rightarrow \neg P) $.

Published on 29 Mar 2026 - 10:08

score 66 · Answer 13 · 2016-09-13 12:09:27

66

Views

Direct Proof with more than one conditional.

Published on 13 Sep 2016 - 12:09

score 95 · Answer 14 · 2016-09-14 18:48:29

95

Views

Logical table of P->Q math statements

Published on 14 Sep 2016 - 18:48

score 38 · Answer 15 · 2016-09-14 22:13:58

38

Views

If $(A \lor C) \implies B$ and $(C \implies (\lnot A \land B))$ both hold, is $B$ true?

Published on 14 Sep 2016 - 22:13

List Question

Stuck in proving a tautology using algebraic propositions.

What is the difference between the following propositional sentences?

Identity/Conditional Relations, Fitch Calculus in Logic

Different ways to define Kripke structure

Alternative way for expressing "No student in this class has sent e-mail to exactly two other students in this class."

Prove logical equivalence using laws of propositional logic

Prove using Propositional logic laws | Killer question!

How is (p ∧ q ∧ ¬r) ∨ (p ∧ ¬q ∧ ¬r) ≡ (p ∧ ¬r) ∨ (¬q ∧ q)? Is it really distributive property?

Prove logical equivalence....almost finished, but....!

Using Proposition laws, how can we write (¬p ∨ q) ∧ (p ∧ q) as ( (¬p ∨ q) ∧ q ) ∧ p?

Solve logical equivalence of $\neg (p \land \neg q)$

A formal proof that $ (P \Rightarrow Q) $ is equivalent to its contrapositive $ (\neg Q \Rightarrow \neg P) $.

Direct Proof with more than one conditional.

Logical table of P->Q math statements

If $(A \lor C) \implies B$ and $(C \implies (\lnot A \land B))$ both hold, is $B$ true?

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