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AnalyticHarmony
  • Member for 7 years, 10 months
  • Last seen more than 2 years ago
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question
9
Is this proof of $H\le G, [G:H] =2 \implies a^2\in H \forall a\in G$ correct?
Apr 16, 2019
question
7
Quadratic formula for complex numbers
Sep 24, 2017
question
5
Example of a continuous function that don't have a continuous extension
Apr 7, 2019
question
4
Characterizing group operation properties by its multiplication table
Apr 10, 2019
question
4
Showing that not all reals are algebraic using countability
Mar 15, 2019
question
4
Cauchy sequences and diameter of a set
May 21, 2017
question
4
Rotman's Introduction to the Theory of Groups Exercise 1.27
Apr 27, 2020
question
4
Difficulty interpreting high order derivatives in $\mathbb{R}^n$
May 25, 2020
question
3
On tensor product $U\otimes V$, $0\otimes w = 0$ for any $w\in V$
Feb 6, 2018
question
3
A commutative ring with identity $R$ is a domain $\iff$ the cancelation law holds in $R$
Jan 10, 2018