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15
Math.TechQA.Club
2018-12-13 18:30:33
149
Views
Need help with proof by contradiction of implication.
Published on
13 Dec 2018 - 18:30
#discrete-mathematics
#proof-writing
#foundations
57
Views
Question on the reasoning behind determining surjectivity of a function
Published on
27 Dec 2018 - 18:47
#functions
#foundations
88
Views
How to define substitution using ZFC
Published on
31 Dec 2018 - 12:22
#substitution
#foundations
523
Views
Hilbert Program: Consistency vs Soundness
Published on
25 Mar 2026 - 5:59
#logic
#math-history
#foundations
#philosophy
307
Views
What is the Turing degree of Truth?
Published on
11 Jan 2019 - 20:47
#logic
#arithmetic
#computability
#foundations
149
Views
Development of topology and differential geometry in ETCS
Published on
15 Jan 2019 - 4:21
#general-topology
#differential-geometry
#foundations
54
Views
What function $f(n)$ is defined by $f(1)=2$ and $f(n+1)=2f(n)$ for $n\geq 1$
Published on
15 Jan 2019 - 13:13
#number-theory
#foundations
724
Views
Well-definedness of uncomputable functions.
Published on
17 Jan 2019 - 4:00
#set-theory
#computability
#foundations
183
Views
Consistency of PA from a Formalist Perspective
Published on
25 Mar 2026 - 4:39
#logic
#foundations
#incompleteness
#peano-axioms
498
Views
Legitimacy of Consistency Proofs
Published on
25 Mar 2026 - 7:49
#logic
#foundations
#incompleteness
109
Views
Can you recommend literature - easy/gentle/for self-study/introductory... - for the following topics...?
Published on
25 Mar 2026 - 4:40
#foundations
#proof-theory
#constructive-mathematics
#meta-math
#reverse-math
329
Views
Formalist understanding of metalogical proofs
Published on
25 Mar 2026 - 7:42
#logic
#foundations
#philosophy
219
Views
Natural Transformation Between Covariant Hom-Functors
Published on
13 Feb 2019 - 3:11
#abstract-algebra
#proof-verification
#category-theory
#foundations
174
Views
How did mathematicans prove things before ZFC or Peano
Published on
13 Feb 2019 - 18:51
#math-history
#foundations
#peano-axioms
334
Views
The Scope of Axiomatic Set Theory
Published on
15 Feb 2019 - 13:40
#logic
#set-theory
#axiom-of-choice
#foundations
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