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15
Math.TechQA.Club
2019-11-07 16:12:28
65
Views
Is $\mathbb{Z}_2^n$ or ${\mathbb{Z}_2}^n$ correct?
Published on
07 Nov 2019 - 16:12
#abstract-algebra
#notation
80
Views
Why does center of mass in a lamina inverse the x and y in the notation?
Published on
08 Nov 2019 - 13:41
#calculus
#notation
55
Views
Notation: The appropriate way to write the derivative of a function with respect to a variable it doesn't depend on
Published on
08 Nov 2019 - 17:20
#multivariable-calculus
#derivatives
#notation
31
Views
does the pair of $\langle\cdot\rangle$ mean some special relationship in Bayes' rule? something like inner in Linear Algebra?
Published on
11 Apr 2026 - 18:49
#notation
#bayesian
116
Views
What does "$\to$" mean in "$a^3+b^3=(a+b)^3\rightarrow ab(a+b)=0$"?
Published on
09 Nov 2019 - 5:14
#functions
#notation
26
Views
Right way to write down or use an operator?
Published on
11 Apr 2026 - 10:49
#notation
#operator-theory
3.6k
Views
Is there a mathematical operator that will turn a matrix into its absolute values?
Published on
10 Apr 2026 - 10:33
#matrices
#notation
#absolute-value
147
Views
Formally, what is the plus/minus $\pm$ object?
Published on
10 Apr 2026 - 16:32
#functions
#notation
396
Views
Meaning of pre-superscript in group theory
Published on
12 Apr 2026 - 6:20
#notation
45
Views
Confusion in notation of the finite double series $\sum_{j=1}^{m} \sum_{i=1}^{n} i\cdot j^2$
Published on
11 Nov 2019 - 15:28
#algebra-precalculus
#notation
1.1k
Views
Projective Geometry - What does the double slash notation mean in this proof?
Published on
25 Mar 2026 - 13:04
#geometry
#notation
#projective-geometry
#noneuclidean-geometry
46
Views
Can someone explain to me what $\mathfrak{p}A_\mathfrak{p}$ means (commutative ring $A$, prime ideal $\mathfrak{p} \triangleleft A$)?
Published on
12 Apr 2026 - 12:02
#abstract-algebra
#ring-theory
#commutative-algebra
#notation
#terminology
43
Views
What is the name of the functor $Sp_k$?
Published on
13 Nov 2019 - 17:05
#algebraic-geometry
#notation
#representation-theory
107
Views
What does this "$\times$" in $(\Bbb Z/8\Bbb Z)^\times$ mean?
Published on
13 Nov 2019 - 20:07
#abstract-algebra
#notation
214
Views
Definition of $\rightarrow$.
Published on
12 Apr 2026 - 0:24
#logic
#notation
#definition
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