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ec92
  • Member for 11 years, 8 months
  • Last seen more than 1 year ago
3 votes
Accepted

multi-index number of index

2 votes

Applying Jensen's formula to polynomials?

2 votes
Accepted

$\left|(1+R^2e^{2i\theta})^2\right| \geqslant (R^2-1)^2$ in complex integration

2 votes
Accepted

Disrupt a linear one to one map $L_0$ gives a linear one to one map $L_t$

2 votes
Accepted

Probability inequality for sum of two random variables

2 votes

Sequence and subsequence convergence

2 votes
Accepted

Conjugate of a complex series is series of the conjugates

2 votes
Accepted

Expected value for binomial sequence

2 votes

How many lines can be created using the 6 vertices from a rectangular prism and 2 other points?

2 votes
Accepted

Prove $\lim_{n \rightarrow \infty} (\sqrt{n^2+1} - n) = 0$ by definition of convergence

1 vote
Accepted

Epsilon-delta proof of $\lim_{x\to\frac13^+}\sqrt{\frac{3x-1}2}=0$

1 vote

Show that if two maximal values are equal on continuous functions, then there exists $\psi \in [a,b]$ with $f(\psi) = g(\psi)$

1 vote
Accepted

Find $\sup\{|f'(i)|: f \in \mathcal{F} \}$ where $\mathcal{F}$ is a normal family.

1 vote

Random variables $X$, $Y$, $Z$, probability of real roots of $Xt^2+Yt+Z=0$

1 vote

Equation with complex numbers: having a complex variable in the denominator

1 vote

How to change the limits of a double integral to polar coordinates limits?