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Mathematics
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wtnmath
  • Member for 9 years, 6 months
  • Last seen more than 3 years ago
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5
Induction proof about entries of powers of strictly upper triangular matrix
Jan 16, 2015
5
When is $4n^4+1$ prime?
Mar 5, 2018
3
$n=2^k-1$ iff ${n \choose 1}, {n \choose 2}, ..., {n \choose n-1}$ are odd
Mar 2, 2018
2
Why is the Lebesgue integral not affected by the presentation of a simple function?
Mar 7, 2018
2
Find Lebesgue integral of $\int_{R^n}1_S$ using Fubini.
Mar 20, 2018
2
Applying Jensen's inequality to show $\sqrt[n]{y_1...y_n} \ \leq \frac{y_1+...+y_n}{n}$
Apr 4, 2018
2
$\alpha = \sqrt2 + \sqrt3 \in V$ then $\dim_\Bbb Q V=4$
Dec 4, 2018
1
Proof of subspaces of odd and even functions
Feb 6, 2015
1
Proving if a function is continuous, its inverse is also continuous
Oct 30, 2017
1
Prove Eulerian Number using Combinatorics.
Nov 16, 2017