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Top Questions
36
votes
Why is the commutator defined differently for groups and rings?
abstract-algebra
group-theory
ring-theory
asked Jun 29, 2015 at 21:42
math.stackexchange.com
33
votes
Drawing tree-like symbols
symbols
asked Apr 15, 2017 at 10:40
tex.stackexchange.com
13
votes
Is it normal to have a belly when I relax?
body-fat
fat
bellyfat
asked Sep 17, 2015 at 23:18
fitness.stackexchange.com
8
votes
Should I put an apostrophe to indicate a plural or past tenses?
mathematics
computer-science
asked Aug 27, 2016 at 12:40
academia.stackexchange.com
7
votes
Drawing a sphere with a circumference not around the equator
tikz-pgf
3d
tikz-3dplot
asked Sep 15, 2016 at 11:07
tex.stackexchange.com
7
votes
Why can't the ratio test be used for geometric series?
real-analysis
sequences-and-series
analysis
power-series
geometric-series
asked Sep 6, 2017 at 17:27
math.stackexchange.com
7
votes
Do Hotel receipts in England show number of guests?
bookings
hotels
solo-travel
england
asked Mar 7, 2017 at 19:07
travel.stackexchange.com
6
votes
Why is $\mathbb{Z}[1/p]$ the direct limit of $\mathbb{Z}\xrightarrow{p}\mathbb{Z}\xrightarrow{p}\mathbb{Z}\to...$?
abstract-algebra
group-theory
abelian-groups
limits-colimits
asked Dec 6, 2015 at 22:02
math.stackexchange.com
6
votes
Integral where upper limit is a dot - meaning?
integration
notation
asked Sep 26, 2016 at 17:45
math.stackexchange.com
6
votes
Why is this not a well-defined $\Delta$-complex of the torus?
general-topology
algebraic-topology
asked Oct 21, 2015 at 13:06
math.stackexchange.com
1
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Top Answers
10
How to formalise: There are no geniuses but Newton was a genius
math.stackexchange.com
8
Mathematical Operator to flip a vector
math.stackexchange.com
7
Probability of 'same lottery numbers drawn twice'?
math.stackexchange.com
6
Powers of a $2 \times 2$ matrix
math.stackexchange.com
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