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Mathematics
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PunkZebra
  • Member for 10 years, 8 months
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Graduate student in math. Interested in number theory and algebra (but not really good at either).

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Top posts
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question
22
What does $\sum_{k=0}^\infty \frac{k}{2^k}$ converge to?
Jun 14, 2015
question
7
Product of the first $N$ factorials
Jul 7, 2015
answer
6
How do I solve this geometric series
Sep 27, 2014
question
6
Sum of Fibonacci numbers
Mar 29, 2015
question
5
Number of palindromic numbers less than a power of $10$
Apr 20, 2014
question
5
Determine the coefficient of $xy$ in the expansion of $(x+y+2)^7$
Sep 9, 2016
question
5
Formula for the angle of a line $y = mx$ as a function of $m$.
Nov 13, 2014
question
5
Demonstration of sum of powers of $2$ [duplicate]
Jan 30, 2015
question
4
Calculate $(1+i)^{11}$
Sep 10, 2016
answer
4
If $ax^2+bx+c=0$ has rational roots then $(a+1)x^2+bx+c=0$ cannot have rational roots
Dec 27, 2016
Top network posts
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24
Why does a ball bounce lower?
22
How to measure the curvature of the space-time?
11
Does the mass of a star change as it collapses into a black hole?
9
How did Newton come up with his formula for gravitational force?
5
Utilitarianism and Bertrand Russell