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15
Math.TechQA.Club
2019-07-07 09:52:14
58
Views
Quick question regarding alternative solutions to Natural deduction problem
Published on
07 Jul 2019 - 9:52
#logic
#natural-deduction
72
Views
Definition of $\lnot P$ versus treating it as an inference rule?
Published on
11 Jul 2019 - 16:22
#logic
#definition
#propositional-calculus
#natural-deduction
123
Views
Natural deduction - sequent not valid (not provable)?
Published on
19 Jul 2019 - 10:12
#logic
#first-order-logic
#natural-deduction
89
Views
Index notation in derivation rules
Published on
24 Mar 2026 - 19:42
#logic
#notation
#natural-deduction
#index-notation
#sequent-calculus
170
Views
Prove $\neg (p \land q) \vdash \neg p \lor \neg q$ by natural deduction
Published on
26 Jul 2019 - 0:01
#propositional-calculus
#natural-deduction
158
Views
Natural deduction proof of $p \lor (p\implies q)$ with propositional calculus
Published on
10 Aug 2019 - 11:15
#logic
#proof-explanation
#propositional-calculus
#first-order-logic
#natural-deduction
323
Views
Reference for normalization of propositional logic natural deduction.
Published on
11 Aug 2019 - 16:34
#logic
#reference-request
#propositional-calculus
#proof-theory
#natural-deduction
1.5k
Views
Understanding Addition inference Rule
Published on
16 Aug 2019 - 0:44
#discrete-mathematics
#logic
#natural-deduction
728
Views
Give a natural deduction proof of the formula "$p ∨ (p → q)$"
Published on
16 Aug 2019 - 3:17
#logic
#natural-deduction
83
Views
How to know if a new rule/ removing a rule in natural deduction is still sound/complete?
Published on
22 Aug 2019 - 13:45
#natural-deduction
1k
Views
Conditional Proof with Negated Disjunctions (Biconditional Premise)
Published on
25 Aug 2019 - 12:54
#logic
#natural-deduction
202
Views
Conditional Proof with Conditional within Antecedent
Published on
26 Aug 2019 - 23:25
#logic
#natural-deduction
4.3k
Views
Proof Disjunctive Syllogism using Natural Deduction
Published on
29 Aug 2019 - 8:45
#logic
#natural-deduction
257
Views
Logic puzzle inspired by “Blue Eyes”
Published on
03 Sep 2019 - 0:06
#logic
#puzzle
#natural-deduction
89
Views
Prove proposition is a fallacy
Published on
11 Sep 2019 - 2:27
#logic
#propositional-calculus
#natural-deduction
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