### Questions (37)

 23 Factorial of infinity 17 $\sin(x)$ infinite product formula: how did Euler prove it? 15 Why should I consider the components $j^2$ and $k^2$ to be $=-1$ in the search for quaternions? 15 Zeta function zeros and analytic continuation 13 Apéry's constant ($\zeta(3)$) value

### Reputation (1,607)

 +20 Proof of elementary row operations for matrices? +20 Why should I consider the components $j^2$ and $k^2$ to be $=-1$ in the search for quaternions? +10 $\sin(x)$ infinite product formula: how did Euler prove it? +10 Bernoulli numbers generating function

 21 What is the largest prime number? 13 Proof of elementary row operations for matrices? 4 Best Math books or apps for adults to learn math from the beginning 3 Don't see the point of the Fundamental Theorem of Calculus. 3 Solving Trigonometric Equation Problem

### Tags (62)

 21 prime-numbers 4 algebra-precalculus × 4 14 matrices × 4 4 big-list 13 linear-algebra × 5 4 math-software 10 calculus × 15 4 reference-request 7 trigonometry × 5 4 self-learning