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More interpolation types in Tabular. (#3413)

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Co-authored-by: Paul Romano <paul.k.romano@gmail.com>
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GuySten 2026-02-11 23:05:07 +02:00 • committed by GitHub
parent 360ec24b41
commit 96383fcb2b
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5 changed files with 201 additions and 45 deletions
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include/openmc/math_functions.h
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@ -201,6 +201,18 @@ std::complex<double> faddeeva(std::complex<double> z);
//! \return Derivative of Faddeeva function evaluated at z
std::complex<double> w_derivative(std::complex<double> z, int order);
//! Evaluate relative exponential function
//!
//! \param x Real argument
//! \return (exp(x)-1)/x without loss of precision near 0
double exprel(double x);
//! Evaluate relative logarithm function
//!
//! \param x Real argument
//! \return log(1+x)/x without loss of precision near 0
double log1prel(double x);
//! Helper function to get index and interpolation function on an incident
//! energy grid
//!