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15
Math.TechQA.Club
2020-04-06 18:21:03
353
Views
Why is it standard convention to denote dual vectors as row vectors when using coordinates?
Published on
06 Apr 2020 - 18:21
#linear-algebra
#change-of-basis
#dual-spaces
#convention
268
Views
Is $y=0^x$ really a function?
Published on
26 Mar 2026 - 0:58
#algebra-precalculus
#functions
#convention
#indeterminate-forms
150
Views
Plot Orientation of the 2d/3d Cartesian coordinates
Published on
11 Apr 2020 - 17:51
#convention
36
Views
Is there a convention when notating sets or summations?
Published on
13 Apr 2020 - 19:02
#notation
#convention
85
Views
How I convince my self that if we say $\epsilon >0$ we must refer to small quantity?
Published on
13 Apr 2020 - 19:17
#notation
#epsilon-delta
#convention
213
Views
Why does $\bigcup_{i\in\emptyset}i=\emptyset$ (the empty union)
Published on
15 Apr 2020 - 11:47
#elementary-set-theory
#definition
#trees
#convention
142
Views
Pronouncing the symbol $!$ as understood as a morphism in category theory.
Published on
24 Mar 2026 - 22:40
#category-theory
#terminology
#convention
#pronunciation
37
Views
How would one notate the subset of the rationals with terminating decimal expansions?
Published on
30 Apr 2020 - 8:36
#notation
#rational-numbers
#decimal-expansion
#convention
67
Views
Group theory convention
Published on
04 May 2020 - 22:55
#abstract-algebra
#group-theory
#notation
#convention
405
Views
What's another name for the integral function?
Published on
08 May 2020 - 14:42
#calculus
#terminology
#convention
235
Views
Formatting in Latex
Published on
25 Mar 2026 - 18:49
#convention
174
Views
Conventional to write the derivative of $|x|$ wrt $x$ as $\frac{x}{|x|}$?
Published on
20 Jul 2020 - 1:06
#calculus
#derivatives
#absolute-value
#convention
93
Views
Why doesn't $\sum_{n=0}^\infty2^n=-1$?
Published on
22 Jul 2020 - 11:31
#summation
#binary
#convention
106
Views
Scalar when undefined: real, complex, or something else
Published on
27 Jul 2016 - 4:02
#convention
682
Views
Notation for boolean variables
Published on
15 Aug 2016 - 10:02
#notation
#boolean-algebra
#convention
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