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Exercise 4 of Chapter 1 of Liebeck's Concise Introduction to Pure Mathematics

score 296 · Answer 1 · 2026-04-10 23:06:27

296

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Exercise 4 of Chapter 1 of Liebeck's Concise Introduction to Pure Mathematics

Published on 10 Apr 2026 - 23:06

score 336 · Answer 2 · 2023-02-21 15:28:38

336

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What's the point of conditionals and biconditionals?

Published on 21 Feb 2023 - 15:28

score 160 · Answer 3 · 2026-03-27 04:00:04

160

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How/where is this technique generalised and proven for other (standard, first order) logical operations (if possible)? A method of natural deduction.

Published on 27 Mar 2026 - 4:00

score 113 · Answer 4 · 2023-02-27 13:06:29

113

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How is proof by contradiction connected to propositional calculus?

Published on 27 Feb 2023 - 13:06

score 64 · Answer 5 · 2023-02-28 12:31:27

64

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Is this step in a formal proof syntactically valid

Published on 28 Feb 2023 - 12:31

score 101 · Answer 6 · 2026-04-11 04:16:13

101

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If the consequents are mutually exhaustive, then is the antecedent false?

Published on 11 Apr 2026 - 4:16

score 531 · Answer 7 · 2023-03-01 00:35:44

531

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$[(p \to q) \land (q \to r)] \to (p \to r)$ is a tautology

Published on 01 Mar 2023 - 0:35

score 130 · Answer 8 · 2026-04-07 20:18:57

130

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Is truth table an axiom of propositional logic?

Published on 07 Apr 2026 - 20:18

score 59 · Answer 9 · 2026-04-11 07:02:49

59

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What is the Difference Between Algebra and Propositional Calculus/Logic?

Published on 11 Apr 2026 - 7:02

score 34 · Answer 10 · 2023-03-03 20:31:18

34

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The number of completions of a finite, consistent set of propositional logic formulas

Published on 03 Mar 2023 - 20:31

score 25 · Answer 11 · 2026-04-10 16:37:21

25

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Can you leave atoms without being used in the method of analytic tableaux?

Published on 10 Apr 2026 - 16:37

score 28 · Answer 12 · 2026-04-05 15:25:54

28

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Number of implementations of a boolean function taking into account necessary, sufficient, and necessary and sufficient conditions.

Published on 05 Apr 2026 - 15:25

score 303 · Answer 13 · 2026-04-02 08:01:42

303

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Is 1+1=2 logically equivalent to 99+1=100?

Published on 02 Apr 2026 - 8:01

score 169 · Answer 14 · 2026-04-11 16:00:24

169

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How do I translate "is not sufficient" into symbolic logic?

Published on 11 Apr 2026 - 16:00

score 36 · Answer 15 · 2023-03-06 11:17:43

36

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Proof verification for $\vdash_{TA} (p \rightarrow q) \rightarrow ((r \rightarrow p) \rightarrow (r \rightarrow p))$

Published on 06 Mar 2023 - 11:17

List Question

Exercise 4 of Chapter 1 of Liebeck's Concise Introduction to Pure Mathematics

What's the point of conditionals and biconditionals?

How/where is this technique generalised and proven for other (standard, first order) logical operations (if possible)? A method of natural deduction.

How is proof by contradiction connected to propositional calculus?

Is this step in a formal proof syntactically valid

If the consequents are mutually exhaustive, then is the antecedent false?

$[(p \to q) \land (q \to r)] \to (p \to r)$ is a tautology

Is truth table an axiom of propositional logic?

What is the Difference Between Algebra and Propositional Calculus/Logic?

The number of completions of a finite, consistent set of propositional logic formulas

Can you leave atoms without being used in the method of analytic tableaux?

Number of implementations of a boolean function taking into account necessary, sufficient, and necessary and sufficient conditions.

Is 1+1=2 logically equivalent to 99+1=100?

How do I translate "is not sufficient" into symbolic logic?

Proof verification for $\vdash_{TA} (p \rightarrow q) \rightarrow ((r \rightarrow p) \rightarrow (r \rightarrow p))$

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