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dustin
  • Member for 9 years, 2 months
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8 votes
4 answers
12k views

Complex Integration poles real axis

8 votes
3 answers
20k views

Defining the equation of an ellipse in the complex plane

6 votes
2 answers
6k views

Lagrange's identity in the complex form

6 votes
3 answers
518 views

Deduce $\lvert ab\rvert = \lvert ba\rvert$ for all $a,b\in G$ where $G$ is a group.

5 votes
1 answer
252 views

Vector calculus and Frenet-Serret equations

4 votes
2 answers
1k views

Kepler's First Law in 3D

4 votes
1 answer
321 views

Fourier transform of $f(x) = \chi\cos^n(\pi x)$

4 votes
1 answer
956 views

Ahlfors method for partial fraction decomposition

3 votes
2 answers
132 views

Show $\lvert\lambda_1a_1 + \lambda_2a_2 + \cdots + \lambda_na_n\rvert < 1$ when $\lvert a_i\rvert < 1$ and $\lambda_i\geq 0$

3 votes
1 answer
2k views

Using complex analysis to find the Inverse Laplace transform

3 votes
1 answer
309 views

Laplace transform via complex analysis

2 votes
1 answer
341 views

Quadratic formula for $z^2 + (\alpha + \beta i)z + \gamma + i\delta = 0$ where $z\in\mathbb{C}$

2 votes
1 answer
435 views

probability: continuous uniform distribution mean by symmetry

2 votes
1 answer
535 views

Is there an errata for Ahlfors Complex Analysis?

1 vote
1 answer
1k views

continuous probability: signal to noise ratio $\mu^2/\sigma^2$

1 vote
1 answer
1k views

continuous probability: average power of a Gaussian random variable $\mathcal{N}(0, \sigma^2)$

1 vote
1 answer
620 views

Finding conditional probability from the joint PMF

1 vote
1 answer
279 views

Integral Equation-Volterra 2nd kind

1 vote
4 answers
220 views

Poisson Integral is equal to 1

1 vote
1 answer
91 views

probability: nonlinear best predictor $\hat{Y} = g(X)$

1 vote
2 answers
3k views

complex analysis: book suggestion after using Serge Lang's book

1 vote
1 answer
3k views

Tensors: traction free planes

1 vote
1 answer
287 views

Tensors: Maxwell stress on an isotropic elastic material

1 vote
1 answer
391 views

Understanding block diagrams

0 votes
1 answer
118 views

Probability: IID random process notation question.

0 votes
1 answer
151 views

Probability: determine if $Z[n] = X[n] + Y[n]$ is WSS when $X[n]$ and $Y[n]$ are WSS

0 votes
1 answer
1k views

Conditional Probability of two random variables

0 votes
1 answer
218 views

Surface integral and the divergence theorem

0 votes
2 answers
633 views

Application of Stoke's Theorem

0 votes
1 answer
384 views

Covariance matrix of Y when we have the covariance matrix of X