gh::Tags::TimeDerivLapseCompute< SpatialDim, Frame > Struct Template Reference

Compute item to get time derivative of lapse ( $\alpha$) from the generalized harmonic variables, lapse, shift and the spacetime unit normal 1-form. More...

#include <TimeDerivOfLapse.hpp>

Public Types
using	argument_tags = implementation defined
using	return_type = Scalar< DataVector >
using	base = ::Tags::dt< gr::Tags::Lapse< DataVector > >
Public Types inherited from Tags::dt< gr::Tags::Lapse< DataVector > >
using	type = typename Tag::type
using	tag = gr::Tags::Lapse< DataVector >

Static Public Attributes
static constexpr auto	function

Detailed Description

template<size_t SpatialDim, typename Frame>
struct gh::Tags::TimeDerivLapseCompute< SpatialDim, Frame >

Compute item to get time derivative of lapse ( $\alpha$) from the generalized harmonic variables, lapse, shift and the spacetime unit normal 1-form.

Details

See time_deriv_of_lapse(). Can be retrieved using gr::Tags::Lapse wrapped in Tags::dt.

Member Data Documentation

function

template<size_t SpatialDim, typename Frame >

constexpr auto gh::Tags::TimeDerivLapseCompute< SpatialDim, Frame >::function

staticconstexpr

Initial value:

= static_cast<void (*)(
      gsl::not_null<Scalar<DataVector>*>, const Scalar<DataVector>&,
      const tnsr::I<DataVector, SpatialDim, Frame>&,
      const tnsr::A<DataVector, SpatialDim, Frame>&,
      const tnsr::iaa<DataVector, SpatialDim, Frame>&,
      const tnsr::aa<DataVector, SpatialDim, Frame>&)>(
      &time_deriv_of_lapse<DataVector, SpatialDim, Frame>)

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The documentation for this struct was generated from the following file:

• src/PointwiseFunctions/GeneralRelativity/GeneralizedHarmonic/TimeDerivOfLapse.hpp