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15
Math.TechQA.Club
2026-04-01 17:03:39
204
Views
Two equivalent formulas of predicate logic.
Published on
01 Apr 2026 - 17:03
#discrete-mathematics
#logic
#predicate-logic
#quantifiers
156
Views
Help understanding this metatheorem in Logic, Sets and Recursion
Published on
08 Apr 2026 - 23:07
#logic
#predicate-logic
55
Views
What is the correct way to write in first-order formula that for any natural number $n$, $P(n)$ is true?
Published on
12 Jul 2017 - 21:25
#logic
#predicate-logic
#first-order-logic
506
Views
Universal instantiation of multiple bound variables
Published on
01 Apr 2026 - 17:12
#predicate-logic
#quantifiers
284
Views
Choosing suitable structures
Published on
13 Jul 2017 - 3:47
#logic
#predicate-logic
#first-order-logic
286
Views
Existential vs universal quantifier query
Published on
01 Apr 2026 - 17:12
#discrete-mathematics
#predicate-logic
#quantifiers
4.5k
Views
Expressing english in logic
Published on
07 Apr 2026 - 22:16
#discrete-mathematics
#logic
#predicate-logic
#first-order-logic
#quantifiers
507
Views
Predicate logic natural deduction - proving conditional without existential elimination
Published on
28 Mar 2026 - 13:32
#predicate-logic
#quantifiers
#natural-deduction
295
Views
Determine the truth value of the following formulas in the model (M1)
Published on
01 Apr 2026 - 17:10
#logic
#model-theory
#predicate-logic
#first-order-logic
#quantifiers
1.3k
Views
Unsure of meaning of assignment function (variable assignment) in semantics of predicate logic?
Published on
15 Jul 2017 - 4:52
#logic
#model-theory
#predicate-logic
#first-order-logic
97
Views
First order logic: statement is or isn't a semantic consequence of group theory?
Published on
16 Jul 2017 - 19:07
#group-theory
#predicate-logic
#first-order-logic
95
Views
How may we make $(\forall y ?)(\forall x ?)P$ equivalent to $(\forall x>0)(\forall y>x)P$
Published on
01 Apr 2026 - 17:10
#logic
#predicate-logic
#formal-languages
#quantifiers
#foundations
267
Views
write the following **sentences** into **quantified statements.**
Published on
18 Jul 2017 - 4:00
#predicate-logic
359
Views
Propositional Logic: the negation and the Contrapositive of the following affirmation
Published on
21 Jul 2017 - 3:35
#logic
#propositional-calculus
#predicate-logic
129
Views
Rule of inference
Published on
23 Jul 2017 - 19:39
#logic
#predicate-logic
#first-order-logic
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