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Top Questions
40
votes
What does it mean to divide a complex number by another complex number?
complex-numbers
asked Jul 2, 2013 at 6:13
math.stackexchange.com
23
votes
How to check the real analyticity of a function?
real-analysis
analysis
convergence
taylor-expansion
asked Dec 3, 2013 at 4:24
math.stackexchange.com
22
votes
Dedekind cuts for $\pi$ and $e$
real-analysis
real-numbers
asked Sep 9, 2013 at 20:56
math.stackexchange.com
19
votes
Value of having done applied math research when applying to PhD programs in pure math
graduate-admissions
research
graduate-school
mathematics
research-undergraduate
asked Jul 8, 2013 at 18:15
academia.stackexchange.com
14
votes
Why is CH true if it cannot be proved?
elementary-set-theory
logic
philosophy
asked Sep 15, 2013 at 4:49
math.stackexchange.com
13
votes
Are publications on arxiv.org valued by graduate admissions committees?
phd
graduate-school
publications
arxiv
asked Aug 23, 2013 at 15:36
academia.stackexchange.com
12
votes
What does Nietzsche mean when he says "God is dead"?
nietzsche
asked Jun 23, 2013 at 15:13
philosophy.stackexchange.com
12
votes
What are discrete and fast Fourier transform intuitively?
fourier-analysis
intuition
asked Jun 26, 2013 at 13:33
math.stackexchange.com
12
votes
Lagrange basis functions as bases of Polynomials Space
linear-algebra
polynomials
asked Sep 22, 2013 at 16:59
math.stackexchange.com
9
votes
How important are physics and other non-math courses for admission into a math PhD?
phd
graduate-school
mathematics
asked Oct 4, 2013 at 14:55
academia.stackexchange.com
1
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Top Answers
7
Find the range of $ f(x)=9^x - 3^x+1$
math.stackexchange.com
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