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Top Questions
37
votes
Why do complex function have derivatives?
complex-analysis
derivatives
complex-numbers
partial-derivative
intuition
asked Aug 22, 2016 at 21:22
math.stackexchange.com
18
votes
Is there a group theoretic proof that $(\mathbf Z/(p))^\times$ is cyclic?
abstract-algebra
group-theory
proof-writing
soft-question
cyclic-groups
asked Feb 17, 2020 at 22:11
math.stackexchange.com
13
votes
What is the meaning of $dz$ in Complex Integrals?
integration
complex-analysis
complex-numbers
complex-integration
asked Apr 16, 2017 at 23:32
math.stackexchange.com
9
votes
The best source to study Galois theory for beginners
abstract-algebra
group-theory
reference-request
field-theory
galois-theory
asked Sep 21, 2017 at 15:26
math.stackexchange.com
9
votes
Is there a flaw on "Galois for beginners"?
abstract-algebra
group-theory
reference-request
field-theory
galois-theory
asked Sep 22, 2017 at 13:57
math.stackexchange.com
9
votes
Matrices which determinant is obvious.
linear-algebra
matrices
linear-transformations
determinant
big-list
asked Jan 18, 2021 at 21:34
math.stackexchange.com
9
votes
Are linear transformations precisely those that keep lines straight and the origin fixed?
linear-algebra
proof-writing
linear-transformations
asked Sep 19, 2019 at 6:31
math.stackexchange.com
8
votes
What natural ways of partitioning a group $G$ are there?
abstract-algebra
group-theory
finite-groups
big-list
set-partition
asked Jan 24, 2019 at 13:07
math.stackexchange.com
8
votes
Could one define a function in the following way, without leading to a contradiction?
functional-equations
asked Sep 13, 2017 at 10:04
math.stackexchange.com
7
votes
Is $\text{GL}_2(\mathbb{R})/\mathbb{R}^{\times}$ isomorphic to $\text{SL}_2(\mathbb{R})$?
linear-algebra
matrices
group-theory
group-homomorphism
asked May 24 at 13:50
math.stackexchange.com
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