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Stan Math Library
2.12.0
reverse mode automatic differentiation
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Numerical traits template override for Eigen for automatic gradient variables. More...
#include <Eigen_NumTraits.hpp>
Public Types | |
enum | { RequireInitialization = 1, ReadCost = 2 * NumTraits<double>::ReadCost, AddCost = 2 * NumTraits<T>::AddCost, MulCost = 3 * NumTraits<T>::MulCost + NumTraits<T>::AddCost } |
Numerical traits template override for Eigen for automatic gradient variables.
Definition at line 16 of file Eigen_NumTraits.hpp.
anonymous enum |
Enumerator | |
---|---|
RequireInitialization |
stan::math::fvar requires initialization |
ReadCost |
twice the cost to copy a double |
AddCost |
2 * AddCost |
MulCost |
3 * MulCost + AddCost |
Definition at line 19 of file Eigen_NumTraits.hpp.