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3h ago
What subjects should I study to learn about eigenfunctions? What good textbooks would you recommend for learning the subject?
— Sangcheol Choi
555
4h ago
Prove that the dimension of the tangent space $T_x(X)$ of a k-dimensional manifold is k
— Evariste
695
5h ago
How do solve this integral $\int_{-1}^1\frac{1}{\sqrt{1-x^2}}\arctan\frac{11-6\,x}{4\,\sqrt{21}}\mathrm dx$?
— Bennett Gardiner
31
5h ago
(post deleted or otherwise unavailable)
— Abhably Ablably
61
7h ago
In any tree, what is the maximum distance between a vertex of high degree and a vertex of low degree?
— Bob Whiz
333
8h ago
(post deleted or otherwise unavailable)
— Jospeh
11
10h ago
(post deleted or otherwise unavailable)
— Rafa
212
11h ago
Prove that $d_2=\sum_{j=1}^{k}\left|{x_j-y_j}\right|$ is a complete metric on $\mathbb{R}^k$.
— Ben
485
17h ago
(post deleted or otherwise unavailable)
— Huizeng qin
212
21h ago
(post deleted or otherwise unavailable)
— Necip Sariali
11
23h ago
Prove that if $p(A)=0$ where A is a matrix of a linear operator ($A \in L(V)$), $p(\lambda)=0$ if $\lambda \in \sigma(A)$
— Shil B.
655