3,588 reputation
21235
bio website
location
age
visits member for 3 years, 8 months
seen Jun 29 at 5:16

Feb
23
reviewed Approve suggested edit on Is there a classification of local rings with trivial group of units?
Feb
23
reviewed Approve suggested edit on Give an example of a function $f: \mathbb{N} \rightarrow \mathbb{N}$ with the property that there exists
Feb
23
reviewed Approve suggested edit on Is the space isomorphic?
Feb
23
reviewed Approve suggested edit on Is this map an isomorphism?
Feb
22
revised Evaluating $\int_0^{\infty}\frac{\sqrt[3]{x+1}-\sqrt[3]x}{\sqrt x} \operatorname d\!x$
edited title
Feb
22
reviewed Approve suggested edit on $L_1$-norm is a norm on $C([a,b])$
Feb
22
reviewed Approve suggested edit on Computing Quotient Groups $\mathbb{Z}_4 \times \mathbb{Z}_{10} / \langle (2, 4) \rangle$, $\mathbb{Z} \times \mathbb{Z}_{6}/ \langle (1, 2) \rangle$
Feb
22
reviewed Approve suggested edit on Is “being an integral domain” a local property?
Feb
22
revised roots of $x^2 - (6 k + 3 )x + 8 k^2 = 0$ are $a$ and $2 a$ . Find the value of $k$ and of $a$.
edited title
Feb
21
revised Which one is valid: $ 2\cos((a+b)/2)<2$ or $ 2\cos((a+b)/2)\leq2$?
added 19 characters in body; edited title
Feb
21
revised Why does $\sin(\operatorname e^i)$ in complex variables have the following solution?
added 14 characters in body; edited title
Feb
21
comment Finding the limit of $\frac {n}{\sqrt[n]{n!}}$
math.stackexchange.com/questions/201906/…
Feb
21
comment Showing that $\frac{\sqrt[n]{n!}}{n}$ $\rightarrow \frac{1}{e}$
math.stackexchange.com/questions/28476/…
Feb
21
reviewed Reject suggested edit on Show suspension of differentiable n-manifold is (n+1) manifold.
Feb
21
reviewed Approve suggested edit on Is there a closed form for $\Gamma(i)$?
Feb
21
revised Evaluating $\int_{0}^{1}\frac{\arcsin{\sqrt{x}}}{x^4-2x^3+2x^2-x+1}\operatorname d\!x$
added 37 characters in body; edited tags; edited title
Feb
21
comment $\frac {\operatorname d\!y}{\operatorname d\!x}$ for $\sqrt{xy}=1$
You should search logarithmic differentiation, it makes hard problems really simple
Feb
21
answered $\frac {\operatorname d\!y}{\operatorname d\!x}$ for $\sqrt{xy}=1$
Feb
21
revised $\frac {\operatorname d\!y}{\operatorname d\!x}$ for $\sqrt{xy}=1$
added 46 characters in body; edited title
Feb
21
reviewed Approve suggested edit on Convergence of series questions!