Yevgen Ryeznik
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All (4)
Calculus (1)
Derivative (1)
Eigenvalues (1)
Eigenvectors (1)
Integration (1)
Monte Carlo (1)
Pythagorean theorem (1)
R (3)
Statistical simulations (1)
Wishart distribution (1)
k-means clustering (1)

Calculation of the \(n^\text{th}\) derivatives of \(e^{ax}\cos(bx)\) and \(e^{ax}\sin(bx)\)

Calculus
Derivative
Eigenvalues
Eigenvectors

Two approaches of calculating the \(n^\text{th}\) derivatives: complex analysis and linear algebra techniques.
Aug 24, 2022
4 min

Pythagorean theorem day

R
Pythagorean theorem

What is a “Pythagorean theorem day”? Calculating “Pythagorean theorem days” in the XXI century.
Feb 29, 2020
3 min

Sampling from the Wischart distribution.

R
Statistical simulations
Wishart distribution

An approach to sample from the Wischart distribtuion.
Feb 24, 2020
3 min

k-means clustering approach to an integral evaluation

k-means clustering
Integration
Monte Carlo
R

k-means clustering approache to calculating multi-dimensional integrals as an alternative to Monte Carlo.
Jun 14, 2019
3 min
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