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15
Math.TechQA.Club
2026-03-25 17:26:23
295
Views
Diagonal argument applied to computable numbers
Published on
25 Mar 2026 - 17:26
#real-analysis
#cardinals
#computability
#turing-machines
17
Views
Proof Using Strong Reducibility
Published on
16 Mar 2026 - 15:18
#computability
#computational-mathematics
#computational-algebra
167
Views
What is a total $0/1$-valued function"?
Published on
18 Mar 2019 - 0:28
#terminology
#computability
525
Views
What does this notation mean? $\Phi(x) \downarrow, \Phi(x) \uparrow$
Published on
19 Mar 2019 - 7:23
#logic
#notation
#computability
68
Views
Is every degree above ${\bf 0''}$ PA over something close to itself?
Published on
20 Mar 2019 - 1:08
#logic
#computability
799
Views
Does "every" first-order theory have a finitely axiomatizable conservative extension?
Published on
12 Mar 2026 - 10:07
#logic
#set-theory
#first-order-logic
#computability
#second-order-logic
112
Views
is there a linear bounded automaton the decides $A_{nfa}$?
Published on
25 Mar 2026 - 6:02
#computability
#formal-languages
#turing-machines
#decision-theory
162
Views
Make the language of First Order Logic uncountable
Published on
22 Mar 2019 - 17:17
#logic
#first-order-logic
#computability
#formal-languages
36
Views
Compute a series from a sequence
Published on
24 Mar 2019 - 4:20
#sequences-and-series
#computability
581
Views
Question about Proof: Semi-decidable => Recursively Enumerable
Published on
25 Mar 2026 - 21:44
#computability
#recursive-algorithms
104
Views
Application of Generalized Rice's Theorem
Published on
27 Mar 2019 - 9:21
#computability
204
Views
Diagonalization/fixed point lemma in logic vs computability theory
Published on
30 Mar 2019 - 3:30
#logic
#computability
54
Views
what is the mapping reduction of $A_{TM}$ to $\overline{CF_{TM}}$
Published on
25 Mar 2026 - 6:12
#computability
#computational-mathematics
#context-free-grammar
#turing-machines
325
Views
Arity of Primitive Recursive Functions
Published on
01 Apr 2019 - 23:07
#functions
#logic
#computability
50
Views
Deterministic rule sets and unique $\Phi$-proofs
Published on
03 Apr 2019 - 15:30
#logic
#induction
#recursion
#computability
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