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2d
comment Show that $a_n=\frac{1}{2}+\frac{1}{3}+…+\frac{1}{n}$ would not contain a natural number for all n
Try Induction to prove it.
2d
comment Evaluate the limit $\lim_{n\to\infty} \frac{3^n}{2^n+3^n} $
Very fast bro :-D
May
19
comment I need help proving this problem using the Intermediate Value Theorem?
Just because f(0) =1, g(0)=0 hence $f(x)\neq g(x)$ if $x=0$ . Similarly $f(x)\neq g(x)$ if $x=1$. Am I missing something please?
May
18
comment I need help proving this problem using the Intermediate Value Theorem?
My question is: Is $x\in [0,1]$ or $x\in (0,1)$ ? The first one is not holding to be true it seems
May
18
asked Finding out $S:=1+\frac12-\frac13-\frac14+\frac15+\frac16-\frac17-\frac18+…$
May
18
revised Showing that $M$ and $N$ will have same eigenvalues.
$M$ and $N$
May
18
comment Showing that $M$ and $N$ will have same eigenvalues.
I have already mentioned in the post what was the inspiration of this present problem
May
18
comment On the determination of residue
Please help me to understand the step # 4 and 5. How they are performed ?
May
18
revised $\sum_{n=0}^{\infty}(2x^{n}-x^{2n})$
> Consider $$\sum_{n=0}^{\infty}(2x^{n}-x^{2n})$$.
May
18
suggested approved edit on $\sum_{n=0}^{\infty}(2x^{n}-x^{2n})$
May
16
accepted Sylvester's dialectic method
May
15
revised Sum $S=a_1+a_2+…+a_{2015}$
added 69 characters in body
May
15
answered Sum $S=a_1+a_2+…+a_{2015}$
May
15
accepted WHat is the inner steps here?
May
15
comment On the determination of residue
That was really nice explanation indeed. Can you please help me on the following math.stackexchange.com/questions/1283214/…
May
15
asked WHat is the inner steps here?
May
15
accepted On the determination of residue
May
15
asked On the determination of residue
May
14
answered How do I show that $b^8=a^3ba^{-3}$?
May
14
answered Need help determining what this center is isomorphic to