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Mathematics
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khalelbm
  • Member for 2 years, 8 months
  • Last seen more than a month ago
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question
3
Clarification on a statement about group homomorphisms
Sep 2, 2023
question
1
Is it possible to switch base vectors in the representation $\mathbb{R}^{m+n}: \mathbb{R}^{m}\oplus\mathbb{R}^{n}$ in the context of the rank theorem?
Sep 13, 2023
question
1
If $f: U \to \mathbb{R}^3, U \subset \mathbb{R}^4$ an open set, is $\mathcal{C}^1$ in U and has rank 3, then its modulus does not have a maximum
Sep 30, 2023
question
0
Prove that every $C^1$ submersion is an open mapping.
Sep 14, 2023
question
0
How to turn a $p \Rightarrow q$-type statement into a $\neg q \Rightarrow \neg p$-type one?
Sep 21, 2023
question
0
Is it possible to determine whether or not an improper integral between two assymptotes will converge or not, without having to find its primitive?
Sep 21, 2023
question
0
Find a function which is not absolutely integrable but is the sum of absolutely integrable functions
Jul 17
question
0
Determine the dimension of the space of r-linear forms
Sep 1