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Mathematics
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john
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4
How are two definitions of quasi-convexity equivalent? [duplicate]
Jun 19, 2023
3
Why there would be no additive inverse in real numbers if we changed the definition of a cut?
Aug 31, 2023
2
What is the best book to learn probability?
Feb 2, 2022
1
For which value of $\mu$, is the region $\lVert x - a \rVert \leq \mu \lVert x-b \rVert$ convex? Give a proof.
May 24, 2023
1
Show that every strict acyclic digraph contains an arc whose reversal results in an acyclic digraph.
Dec 28, 2021
1
Baby Rudin Chapter 1 Problem 16
Aug 25, 2023
0
Find a not coercive function $f: \mathbb{R}^2 \to \mathbb{R}$ which satisfies: $\lim_{|x_1| \to \infty} {f(x_1, \alpha x_1)} = \infty$
Apr 1, 2023
0
Problem with Rudin's PMA theorem 2.47
Dec 16, 2023
0
The algorithm to find the smallest $0 \leq \gamma$ such that $A \leq \gamma B$
Feb 5
0
When can the complement of a hyperplane be convex?
Feb 24
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5
I have a DataFrame which contains first and last number of some intervals. how can I get how many times each number was in each interval?