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15
Math.TechQA.Club
2026-04-17 12:05:09
41
Views
Mathematically sound way to write down method from cryptography
Published on
17 Apr 2026 - 12:05
#notation
#soft-question
#computer-science
#cryptography
60
Views
Why identify a subobject of $X$ as a monic with target $X$, rather than as an object $S$ equipped with a monic into $X$?
Published on
16 Apr 2026 - 20:18
#category-theory
#notation
126
Views
Express a function in mathematical notation
Published on
11 Apr 2026 - 21:36
#linear-algebra
#functions
#notation
167
Views
Set notation for greatest $n$ in ordered subset
Published on
14 Apr 2026 - 15:01
#notation
#set-theory
129
Views
How to specify delta in a non-symmetric way (in an epsilon-delta proof)? Or what is the strategy that proves $\sqrt{x} \to \sqrt{a}$ when $x \to a$?
Published on
12 Apr 2026 - 19:06
#notation
#epsilon-delta
32
Views
What is the name of this group? Complex matrix of 16 parameters, isomorphic to multivectors, whose determinant is real and positive
Published on
21 Apr 2026 - 16:08
#group-theory
#notation
#terminology
#definition
124
Views
Proper notation for partial derivative
Published on
14 Apr 2026 - 9:21
#calculus
#notation
#normed-spaces
94
Views
Question about the meaning of $0\rightarrow B$ used in category theory and elsewhere in mathematics
Published on
13 Apr 2026 - 3:28
#category-theory
#notation
#morphism
59
Views
What does this symbol mean (looks like ><)?
Published on
13 Apr 2026 - 21:43
#optimization
#notation
#convex-optimization
#linear-programming
56
Views
Why are families of sets sometimes denoted with $(-)$ instead of $\{ - \}$?
Published on
11 Apr 2026 - 16:14
#notation
#set-theory
44
Views
How to express set belonging the other way?
Published on
09 Apr 2026 - 10:16
#notation
#terminology
158
Views
What does $\wedge$ mean for measurable partitions?
Published on
11 Apr 2026 - 17:04
#notation
#ergodic-theory
#set-partition
72
Views
Notation: x randomly chosen with weights from set S
Published on
10 Apr 2026 - 11:50
#elementary-set-theory
#notation
#random-variables
#computer-science
82
Views
On iterated sigma type
Published on
15 Apr 2026 - 22:14
#logic
#notation
#computer-science
#type-theory
#homotopy-type-theory
51
Views
Does the subscript $2^{256}$ in this equation refer to the modulus?
Published on
14 Apr 2026 - 10:34
#notation
#modular-arithmetic
#arithmetic
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