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15
Math.TechQA.Club
2023-05-22 15:30:19
106
Views
Omitting Types Theorem for homogeneous model
Published on
22 May 2023 - 15:30
#logic
#first-order-logic
#model-theory
113
Views
Understanding some uses of the Separation Lemma
Published on
25 Mar 2026 - 4:39
#logic
#model-theory
#quantifier-elimination
59
Views
Proof of theorem 2.1 and conclusion 2.2 in Sh:31 (Categoricity of Uncountable theories)
Published on
29 May 2023 - 23:48
#model-theory
106
Views
Levy hierarchy and the axiom of separation
Published on
31 May 2023 - 13:22
#logic
#set-theory
#first-order-logic
#model-theory
90
Views
Mendelson, Logic, Lemma 2.16: a possible typo or flawed understanding?
Published on
04 Jun 2023 - 17:35
#logic
#model-theory
#predicate-logic
151
Views
What is the relationship between ultrafilters and propositional theories?
Published on
06 Jun 2023 - 12:04
#logic
#compactness
#propositional-calculus
#model-theory
#filters
267
Views
Henkin's Model Existence Theorem and Forcing
Published on
27 Mar 2026 - 9:37
#logic
#set-theory
#model-theory
#forcing
74
Views
Is Tarski's exponential function problem arithmetically decidable?
Published on
23 Feb 2026 - 11:59
#logic
#model-theory
#decidability
#oracles
59
Views
What collections of sets are appropriate for the "HoTT: Logic of spaces" and are they models?
Published on
09 Jun 2023 - 6:06
#general-topology
#algebraic-topology
#vector-spaces
#model-theory
#homotopy-type-theory
145
Views
Introductory text on logic for those interested in the intersection of logic, algebra, and topology?
Published on
26 Mar 2026 - 12:53
#logic
#model-theory
#philosophy
#modal-logic
202
Views
Elementarily equivalent structures + one of them finite implies isomorphism
Published on
12 Jun 2023 - 18:04
#logic
#first-order-logic
#model-theory
76
Views
Abstract conditions for a formal system to be adequate with respect to the standard semantics
Published on
29 Mar 2026 - 18:14
#logic
#model-theory
#proof-theory
61
Views
Is there a first-order theory which is not the theory of countably many of its models?
Published on
14 Jun 2023 - 10:45
#model-theory
131
Views
Implicit and explicit definability over $\mathbb{R}$ of the exponential function
Published on
16 Jun 2023 - 17:58
#first-order-logic
#model-theory
#predicate-logic
88
Views
Proof of Prop. 31.1, Sacks Saturated Model Theory, 1st vs. 2nd edition
Published on
17 Jun 2023 - 18:23
#logic
#model-theory
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