/usr/include/openturns/ConstantRandomVector.hxx is in libopenturns-dev 1.9-5.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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/**
 *  @brief An implementation class for constant random vectors
 *
 *  Copyright 2005-2017 Airbus-EDF-IMACS-Phimeca
 *
 *  This library is free software: you can redistribute it and/or modify
 *  it under the terms of the GNU Lesser General Public License as published by
 *  the Free Software Foundation, either version 3 of the License, or
 *  (at your option) any later version.
 *
 *  This library is distributed in the hope that it will be useful,
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *  GNU Lesser General Public License for more details.
 *
 *  You should have received a copy of the GNU Lesser General Public
 *  along with this library.  If not, see <http://www.gnu.org/licenses/>.
 *
 */
#ifndef OPENTURNS_CONSTANTRANDOMVECTOR_HXX
#define OPENTURNS_CONSTANTRANDOMVECTOR_HXX
#include "openturns/OTprivate.hxx"
#include "openturns/RandomVectorImplementation.hxx"
#include "openturns/Point.hxx"
BEGIN_NAMESPACE_OPENTURNS
/**
 * @class ConstantRandomVector
 *
 * An implementation class for constant random vectors
 */
class OT_API ConstantRandomVector
  : public RandomVectorImplementation
{
  CLASSNAME;
public:
  /** Default constructor */
  ConstantRandomVector(const PointWithDescription & point);
  /** Parameter constructor */
  ConstantRandomVector(const Point & point);
  /** Virtual constructor */
  virtual ConstantRandomVector * clone() const;
  /** String converter */
  String __repr__() const;
  /* Here is the interface that all derived class must implement */
  /** Dimension accessor */
  UnsignedInteger getDimension() const;
  /** Realization accessor */
  Point getRealization() const;
  /** Numerical sample accessor */
  Sample getSample(const UnsignedInteger size) const;
  /** Mean accessor */
  Point getMean() const;
  /** Covariance accessor */
  CovarianceMatrix getCovariance() const;
  /** Get the random vector corresponding to the i-th marginal component */
  Implementation getMarginal(const UnsignedInteger i) const;
  /** Get the marginal random vector corresponding to indices components */
  Implementation getMarginal(const Indices & indices) const;
  /** Distribution accessor */
  Distribution getDistribution() const;
  /** Method save() stores the object through the StorageManager */
  void save(Advocate & adv) const;
  /** Method load() reloads the object from the StorageManager */
  void load(Advocate & adv);
protected:
  friend class Factory<ConstantRandomVector>;
  /** Default constructor */
  ConstantRandomVector() : RandomVectorImplementation() {};
private:
  /** The point where the vector realizes itself */
  Point point_;
}; /* class ConstantRandomVector */
END_NAMESPACE_OPENTURNS
#endif /* OPENTURNS_CONSTANTRANDOMVECTOR_HXX */
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