Online calculators

Linear algebra

Operation with matrices in R (determinant, track, inverse, adjoint, transpose)	Operation with complex matrices (determinant, track, inverse, adjoint, transpose)
Basic matrix operations (addition, subtraction, multiplication, division)
LinEqu - Solution of system of a linear equations with real numbers	ClinEqu - Solution of system of a linear equations with complex numbers
Quadratic equation

Combinatorics

Calculation of Factorial (0≤N≤40000)	Calculation of Binomial Coefficient (0≤N≤590)
Catalan number (0≤N≤299)

Probability distribution

Continuous	Discrete
Uniform distribution (continuous)	Binomial distribution (1≤N≤269)
Normal distribution	Negative binomial distribution (1≤r≤200)
Exponential distribution	Poisson distribution
Erlang distribution	Geometric distribution
Weibull distribution	Hypergeometric distribution
Rayleigh distribution
Cauchy distribution
Pareto distribution
Log-normal distribution

Other

Queueing theory	Regular Markov linear ordered set
Gamma function

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