randal

Member for 3 years, 1 month
Last seen more than 2 years ago

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linear-algebra

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Why does an isomorphism between the tori $ D_k $ and $ D_n $ imply that $ n = k $?

Dec 6, 2021

1

How to prove that $G$ is semidirect product?

Mar 3, 2021

1

How can prove that a set of matrices is a closed Lie subgroup of $GL(n)$?

Nov 14, 2021

0

How to show that a function is not a regular map?

Nov 28, 2021

0

How I can find the supremum and infimum of $ \{\frac{m}{2^n}: n,m\in\mathbb{N}\}$?

Nov 4, 2020

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Prove Direct sum of subsets of basis $V$

Nov 4, 2020

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linear-algebra

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abstract-algebra

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group-theory

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group-isomorphism

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lie-groups

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