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1d
reviewed Close Prove a condition for a Banach algebra
1d
reviewed Close Place two Bishops on chessboard
Aug
23
reviewed Leave Open Generating function for binomial coefficients $\binom{2n+k}{n}$ with fixed $k$
Aug
20
reviewed Close In how many ways can a number be expressed as a sum of squares of two natural numbers?
Aug
17
reviewed Leave Closed Probability of ace in each hand
Jul
10
reviewed Leave Open How can I find the square root using pen and paper?
Jul
10
reviewed Close Smallest multiple whose digits are only ones and zeros
Jul
10
reviewed Close How to calculate square root or cube root?
Jul
10
reviewed Close A problem with the density of sin (N)
Jul
10
reviewed Close What is the sum that the square root button on calculator does so I can do it without the calculator button
Jun
11
reviewed Close how to find a number greater number to solve those numbers?
Jun
11
reviewed Close Euclidean space and vector field
Jun
11
reviewed Close Definition of standard functions
Jun
3
reviewed Close How to solve the expression $x^b-y^b=z^b$?
Jun
3
reviewed Close Absolute and Conditional Convergence of the integral $\frac{\sin(x)}{x^p}$ for real values of $p$
Apr
1
reviewed Edit suggested edit on Order and element set of the group with presentation $\langle a,b \;|\; a^9=1, b^3=a^3, [a,b]=a^3\rangle$
Feb
17
reviewed Close Problem about points on an equilateral triangle
Feb
17
reviewed Leave Open Sum of radii of exspheres
Feb
17
reviewed Close Grandi's series contradiction
Jan
12
reviewed Close $\mathbb{Q}$ is not isomorphic to $\mathbb{Q}^+$