Quantum mechanics:
Quantum state evolution with the use of path integrals
(polish)
Solution to Schroedinger equation for an electron in uniform electric field
(polish)
Transmission coefficient for a scattering on a potential well and potential barrier
(polish)
Statistics/Probability theory:
Derivation of the distribution of arcs length on a sphere
(polish)
Derivation of estimator of Maxwell distribution parameter using maximum likelihood method
(polish)
Probability in a tennis tournament
(polish)
Mathematics:
Calculation of
$\int_{0}^{+\infty}\frac{x^{3}}{e^{x}-1}$
(appears e.g. in derivation of Stefan-Boltzmann law)
(polish)
In case of any errors you shall find please contact: rafal.sikora(at)fis.agh.edu.pl .