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### Questions (80)

 49 Anecdotes about famous mathematicians or physicists 18 A simple way to evaluate $\int_{-a}^a \frac{x^2}{x^4+1} \, \mathrm dx$? 15 What is the volume of $\{ (x,y,z) \in \mathbb{R}^3_{\geq 0} |\; \sqrt{x} + \sqrt{y} + \sqrt{z} \leq 1 \}$? 13 A program to draw simple geometry (points, lines, dotted lines etc.) 12 Showing that a matrix is positive (semi-)definite

### Reputation (2,866)

 +3 How should I think about reflexive spaces? What “property” do I get from a space being reflexive? +5 For which $p, q$ exists $C > 0$ with $||f||_p \leq C ||f||_q$ for all $f \in C([0,1])$? +5 Is there a vector space that cannot be an inner product space? +5 For which $p \in \mathbb{R}_{>0}$ does the integral $\int_{[0,1]^n} \frac{\mathrm dx}{(x_1^p+2x_2^p + … + nx_n^p)^{1/3}}$ converge?

 46 What are some applications of elementary linear algebra outside of math? 33 What are some applications of elementary linear algebra outside of math? 14 Eigenvalue of the substraction of 2 matrices 11 What are some applications of elementary linear algebra outside of math? 9 Mathematicians whose names are commonly mispronounced

### Tags (79)

 28 calculus × 13 8 number-theory × 2 27 linear-algebra × 19 7 algebra-precalculus × 3 20 eigenvalues-eigenvectors × 2 5 geometry × 8 13 integration × 9 5 abstract-algebra × 8 8 matrices × 5 5 p-adic-number-theory

### Accounts (15)

 Mathematics 2,866 rep 21550 Mathematics Educators 244 rep 16 Computer Science 165 rep 4 MathOverflow 133 rep 6 Physics 130 rep 1211