Question

what does it mean by "write an inductive definition for F as a set of pairs"?

score 15 · Answer 1 · 2026-03-05 18:16:00

15

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what does it mean by "write an inductive definition for F as a set of pairs"?

Published on 05 Mar 2026 - 18:16

score 134 · Answer 2 · 2026-04-01 18:30:32

134

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Proof that $\forall x \in \Omega: \neg a(x) \Leftrightarrow \neg(\exists x \in \Omega: a(x))$

Published on 01 Apr 2026 - 18:30

score 84 · Answer 3 · 2026-04-01 18:31:37

84

Views

Show that $\neg(\forall x \in S: f(x)) \Leftrightarrow \exists x \in S: \neg f(x)$

Published on 01 Apr 2026 - 18:31

score 89 · Answer 4 · 2026-04-08 07:08:00

89

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Show that every formula of propositional logic except atoms has unique formula

Published on 08 Apr 2026 - 7:08

score 48 · Answer 5 · 2016-10-22 06:58:10

48

Views

How can I prove this?

Published on 22 Oct 2016 - 6:58

score 341 · Answer 6 · 2026-03-25 10:53:00

341

Views

Every $n$-ary logical connective has a DNF

Published on 25 Mar 2026 - 10:53

score 76 · Answer 7 · 2016-10-22 18:18:27

76

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Problem while solving a logic expression

Published on 22 Oct 2016 - 18:18

score 67 · Answer 8 · 2016-10-22 23:34:01

67

Views

Amount of truth value variations

Published on 22 Oct 2016 - 23:34

score 675 · Answer 9 · 2016-10-23 07:59:36

675

Views

Showing equivalence $(A \Rightarrow (B\Rightarrow C))\Leftrightarrow (A\wedge B) \Rightarrow C)$

Published on 23 Oct 2016 - 7:59

score 1.5k · Answer 10 · 2026-04-01 12:09:57

1.5k

Views

Simplifying compound propositions

Published on 01 Apr 2026 - 12:09

score 73 · Answer 11 · 2016-10-23 15:01:56

73

Views

How to formalise this English sentence in a conditional statement

Published on 23 Oct 2016 - 15:01

score 54 · Answer 12 · 2016-10-23 16:12:23

54

Views

Simplifying a logic expression

Published on 23 Oct 2016 - 16:12

score 53 · Answer 13 · 2026-04-01 12:11:25

53

Views

Prove $x \lor (x \land y) = x$ without using distributivity

Published on 01 Apr 2026 - 12:11

score 626 · Answer 14 · 2026-03-26 18:30:03

626

Views

Deduction of contraposition propositional logic

Published on 26 Mar 2026 - 18:30

score 358 · Answer 15 · 2016-10-26 02:11:14

358

Views

How to prove ~~A,A→B⊢B without double negation elimination

Published on 26 Oct 2016 - 2:11

List Question

what does it mean by "write an inductive definition for F as a set of pairs"?

Proof that $\forall x \in \Omega: \neg a(x) \Leftrightarrow \neg(\exists x \in \Omega: a(x))$

Show that $\neg(\forall x \in S: f(x)) \Leftrightarrow \exists x \in S: \neg f(x)$

Show that every formula of propositional logic except atoms has unique formula

How can I prove this?

Every $n$-ary logical connective has a DNF

Problem while solving a logic expression

Amount of truth value variations

Showing equivalence $(A \Rightarrow (B\Rightarrow C))\Leftrightarrow (A\wedge B) \Rightarrow C)$

Simplifying compound propositions

How to formalise this English sentence in a conditional statement

Simplifying a logic expression

Prove $x \lor (x \land y) = x$ without using distributivity

Deduction of contraposition propositional logic

How to prove ~~A,A→B⊢B without double negation elimination

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