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Mar
18
revised Compute using Complex Analysis: integral
Asking a question and then changing it is as much a act of vandalism as is deleting the question text.
Mar
18
suggested approved edit on Compute using Complex Analysis: integral
Mar
14
comment The equivalence between Cauchy integral and Riemann integral for bounded functions
What book are you using to study this?
Mar
11
revised Localization of a ring which is not a domain
Corrected the LaTeX thing for awllower.
Mar
11
suggested approved edit on Localization of a ring which is not a domain
Mar
4
comment Given a generating function for $\sum a_n z^n$, what is the generating function of $\sum a_n^2 z^n$
There seems to be something off in your title.
Feb
20
comment Prove that for any $x \in \mathbb N$ such that $x<n!$ is the sum of at most $n$ distinct divisors of $n!$
If only Goldbach conjecture was true.
Feb
19
comment A really complicated calculus book
@Thomas Mention those books in your question, that will give people a better idea on how to answer.
Feb
19
comment A really complicated calculus book
@Thomas It will be helpful if you specify which books you have already covered.
Feb
19
comment No Bijection from set $X$ to $X - \{x\}$
@AsafKaragila that is what I thought. thanks.
Feb
19
comment No Bijection from set $X$ to $X - \{x\}$
Is a proof possible without some form of cardinality being brought into picture?
Feb
14
revised Evaluation by methods of complex analysis $\int_{0}^{1} \frac{\ln(x+1)}{x^2+1} \mathrm{dx}$
I know the OP meant what I have written because we talked in chatroom about it. Unfortunately, I cannot talk to OP on chat now.
Feb
14
suggested approved edit on Evaluation by methods of complex analysis $\int_{0}^{1} \frac{\ln(x+1)}{x^2+1} \mathrm{dx}$
Feb
12
comment Proving upper bounds?
@HagenvonEitzen Wow!!
Feb
12
comment Is there an axiom that prevents other axioms from contradicting each other?
en.wikipedia.org/wiki/Three_classic_laws_of_thought
Feb
5
comment When $dy/dx =0$ for all $x$ in the domain, is $dx/dy$ also zero?
+1 For the proper explanation.
Feb
2
awarded  Custodian
Feb
2
reviewed Needs Improvement Congruence relationship used for primitive residue classes modulo n result
Feb
2
reviewed Satisfactory Planar and non-planar graphs, and Kuratowski's Theorem
Feb
2
reviewed Needs Improvement A question on complex numbers