Random

Via the (Linux) filesystem

int r;
std::ifstream("/dev/urandom").read(reinterpret_cast<char*>(&r), sizeof r);

char r;
std::ifstream{"/dev/urandom"} >> r;

STL

Uniform random bit generators

  • uniform_random_bit_generator

Engines and engine adaptors

  • linear_congruential_engine
  • mersenne_twister_engine
  • subtract_with_carry_engine
  • discard_block_engine
  • independent_bits_engine
  • shuffle_order_engine

Non-deterministic generator

  • random_device

Distributions

Uniform distributions

  • uniform_int_distribution
  • uniform_real_distribution
  • generate_canonical

Bernoulli distributions

  • bernoulli_distribution
  • binomial_distribution
  • negative_binomial_distribution
  • geometric_distribution

Poisson distributions

  • poisson_distribution
  • exponential_distribution
  • gamma_distribution
  • weibull_distribution
  • extreme_value_distribution

Normal distributions

  • normal_distribution
  • lognormal_distribution
  • chi_squared_distribution
  • cauchy_distribution
  • fisher_f_distribution
  • student_t_distribution

Sampling distributions

  • discrete_distribution
  • piecewise_constant_distribution
  • piecewise_linear_distribution

References

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