Reputation
11,268
Next privilege 15,000 Rep.
Protect questions
Badges
1 14 32
Impact
~212k people reached

Oct
14
reviewed Leave Open Prove that for all $n\in\mathbb{N}$, $\sqrt{n(n+1)}$ is not an integer.
Oct
14
reviewed Close Laws of logic Assertion/Reason format
Oct
14
reviewed Close Inverse Laplace Transfrom of $s^{-1}e^{-a\sqrt{s} + b/s}$
Oct
14
reviewed Looks OK Solve that $\displaystyle\lim_{n\to\infty}\frac{\sum_{k=1}^n\sin\sqrt k}{n}=?$
Oct
13
revised Is $\mathbb{R}^*\oplus \mathbb{R}^* \simeq \mathbb{C}^*$?
added 110 characters in body
Oct
13
answered Is $\mathbb{R}^*\oplus \mathbb{R}^* \simeq \mathbb{C}^*$?
Oct
13
reviewed Close Find all $\alpha\in\mathbb{R}$ such that $\{(x,y)\in\mathbb{R}^2: \sin(x+y)=\alpha y\}$ is a graph fo some differentiable function
Oct
13
reviewed Close For linear regression: compute $\Theta T X$
Oct
13
reviewed Close Mental calculation of the day of birth
Oct
13
reviewed Close Show that function $f(x)=x^3 - 3x^2 +3x +4$ is invertible and Calculate the inverse
Oct
13
reviewed Close Unilateral and bilateral Laplace transorm
Oct
13
reviewed Leave Open Schur Decomposition and $GL_{2}(\mathbb{C})$
Oct
13
reviewed Close An inequality with real index
Oct
13
reviewed Leave Open Dynamic game with removable players
Oct
13
reviewed Leave Open How to determine if this particular set is convex?
Oct
12
reviewed Leave Open How many ways to place $n$ figures on an $n \times n$ chess board?
Oct
12
reviewed Close Expected number of rolls to get all 6 numbers of a die
Oct
12
reviewed Close Solve indefinite integral $\int\tan(x-a)\tan(x+a)\tan(2x)\ dx$
Oct
12
reviewed Close Minimum number of zeros of this Laplace transform
Oct
12
reviewed Close To solve this numerically :