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15
Math.TechQA.Club
2026-04-22 10:37:14
145
Views
Intersection of inductive sets
Published on
22 Apr 2026 - 10:37
#functions
#elementary-set-theory
#logic
892
Views
Is it possible to express the following in First Order logic?
Published on
09 Apr 2026 - 12:59
#logic
#first-order-logic
#predicate-logic
#model-theory
216
Views
Prime filters extending principal filters on the Heyting algebra generated by a preorder
Published on
14 Apr 2026 - 8:46
#abstract-algebra
#general-topology
#logic
#duality-theorems
#filters
297
Views
Comma in turnstile (entailment)
Published on
09 Apr 2026 - 12:08
#logic
#proof-theory
#type-theory
#sequent-calculus
883
Views
Can a theory be consistent but not $\omega$ consistent?
Published on
09 Apr 2026 - 10:34
#logic
#incompleteness
59
Views
having difficulty proving logical equivalence of this.
Published on
15 Apr 2026 - 1:52
#logic
#propositional-calculus
66
Views
Validity of trivial universally quantified formula with equality.
Published on
13 Apr 2026 - 4:14
#logic
#first-order-logic
123
Views
Systems of arithmetic models
Published on
20 Apr 2026 - 3:52
#logic
#first-order-logic
#model-theory
#peano-axioms
#presburger-arithmetic
211
Views
Substituting conjunction and disjunction symbols in equivalent propositional formulas
Published on
13 Apr 2026 - 15:42
#logic
#propositional-calculus
114
Views
Ratio between clauses and variables
Published on
13 Apr 2026 - 2:36
#logic
#computational-complexity
#satisfiability
103
Views
A set of sentences true under an arbitrarily large finite models, then it is true under some infinite model
Published on
16 Apr 2026 - 13:59
#logic
#model-theory
114
Views
Show denotational semantics equivalence between `repeat` and `while`
Published on
12 Apr 2026 - 13:35
#logic
#functional-equations
#programming
#fixed-points
163
Views
Adding $\kappa$ Cohen reals, sets of hereditary cardinality $<\kappa$ are in some intermediate model.
Published on
15 Apr 2026 - 6:08
#logic
#set-theory
#forcing
850
Views
True yet unprovable statement?
Published on
10 Apr 2026 - 23:36
#logic
#incompleteness
305
Views
Logical expression to English
Published on
14 Apr 2026 - 5:45
#discrete-mathematics
#logic
#logic-translation
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