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Fix hyperbolic functions for autodiff.

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This commit is contained in:
Gael Guennebaud 2016-06-24 23:21:35 +02:00
parent c50c73cae2
commit cfff370549
1 changed files with 3 additions and 3 deletions
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6
unsupported/Eigen/src/AutoDiff/AutoDiffScalar.h
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@ -657,17 +657,17 @@ EIGEN_AUTODIFF_DECLARE_GLOBAL_UNARY(acos,
EIGEN_AUTODIFF_DECLARE_GLOBAL_UNARY(tanh, EIGEN_AUTODIFF_DECLARE_GLOBAL_UNARY(tanh,
using std::cosh; using std::cosh;
using std::tanh; using std::tanh;
return ReturnType(tanh(x.value()),x.derivatives() * (Scalar(1)/numext::abs2(cosh(x.value()))));) return Eigen::MakeAutoDiffScalar(tanh(x.value()),x.derivatives() * (Scalar(1)/numext::abs2(cosh(x.value()))));)
EIGEN_AUTODIFF_DECLARE_GLOBAL_UNARY(sinh, EIGEN_AUTODIFF_DECLARE_GLOBAL_UNARY(sinh,
using std::sinh; using std::sinh;
using std::cosh; using std::cosh;
return ReturnType(sinh(x.value()),x.derivatives() * cosh(x.value()));) return Eigen::MakeAutoDiffScalar(sinh(x.value()),x.derivatives() * cosh(x.value()));)
EIGEN_AUTODIFF_DECLARE_GLOBAL_UNARY(cosh, EIGEN_AUTODIFF_DECLARE_GLOBAL_UNARY(cosh,
using std::sinh; using std::sinh;
using std::cosh; using std::cosh;
return ReturnType(cosh(x.value()),x.derivatives() * sinh(x.value()));) return Eigen::MakeAutoDiffScalar(cosh(x.value()),x.derivatives() * sinh(x.value()));)
#undef EIGEN_AUTODIFF_DECLARE_GLOBAL_UNARY #undef EIGEN_AUTODIFF_DECLARE_GLOBAL_UNARY