Maxwellian.h

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//* This file is part of the MOOSE framework
//* https://mooseframework.inl.gov
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//* https://github.com/idaholab/moose/blob/master/COPYRIGHT
//*
//* Licensed under LGPL 2.1, please see LICENSE for details
//* https://www.gnu.org/licenses/lgpl-2.1.html

#pragma once

#include "Distribution.h"

constexpr Real k_B = 1.380649e-23;

class Maxwellian : public Distribution
{
public:
  static InputParameters validParams();

  Maxwellian(const InputParameters & parameters);

  static Real pdf(const Real & x, const Real & mass, const Real & temperature);
  static Real cdf(const Real & x, const Real & mass, const Real & temperature);
  static Real quantile(const Real & p, const Real & mass, const Real & temperature);

  virtual Real pdf(const Real & x) const override;
  virtual Real cdf(const Real & x) const override;
  virtual Real quantile(const Real & p) const override;

protected:
  static Real standardDeviation(const Real mass, const Real temperature);
  const Real _standard_deviation;
};