ChiSquaredInverse.h

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/* ----------------------------------------------------------------------------
 
 * GTSAM Copyright 2010, Georgia Tech Research Corporation,
 * Atlanta, Georgia 30332-0415
 * All Rights Reserved
 * Authors: Frank Dellaert, et al. (see THANKS for the full author list)
 
 * See LICENSE for the license information
 
 * -------------------------------------------------------------------------- */
 
#pragma once
 
#include <gtsam/3rdparty/cephes/cephes.h>
 
namespace gtsam {
namespace internal {
 
double chi_squared_quantile(const double dofs, const double alpha) {
  return 2 * igami(dofs / 2, alpha);
}
 
}  // namespace internal
}  // namespace gtsam