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Mathematics
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SaltedFishKing
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9
The minimum of $f(x)=1+x+\cdots+x^{2n}$
Mar 13, 2021
4
Convolution preserve the boundary condition
Jun 27
1
Prove that there is no rational root of $x^3+x+1=0$ by contradiction
Nov 18, 2020
0
Proving $\frac{\prod_{i=1}^n{x_i}}{(\sum_{i=1}^n{x_i})^n}\leq\frac{\prod_{i=1}^n{(1+x_i)}}{( \sum_{i=1}^n{(1+x_i)})^n}$ for positive real $x_i$ [closed]
Oct 24, 2020
0
Proving that $\frac{\prod_{i=1}^n{x_i}}{(\sum_{i=1}^n{x_i})^n}\leq\frac{\prod_{i=1}^n{(1+x_i)}}{( \sum_{i=1}^n{(1+x_i)})^n}$ for positive real $x_i$
Nov 18, 2020
0
A question of mapping about power sets
Dec 5, 2020
0
Convergence of sequence of integrable functions using Dominated Convergence Theorem instead of density of step functions
Mar 18
-1
Question about calculation of sets [closed]
Dec 5, 2020