gr::Tags::TraceSpacetimeChristoffelFirstKindCompute< DataType, SpatialDim, Frame > Struct Template Reference

Compute item for the trace of the spacetime Christoffel symbols of the first kind ${\mathrm{\Gamma }}_a={\mathrm{\Gamma }}_{abc}{g}^{bc}$ computed from the Christoffel symbols of the first kind and the inverse spacetime metric. More...

#include <Christoffel.hpp>

Public Types
using	argument_tags = implementation defined
using	return_type = tnsr::a< DataType, SpatialDim, Frame >
using	base = TraceSpacetimeChristoffelFirstKind< DataType, SpatialDim, Frame >
Public Types inherited from gr::Tags::TraceSpacetimeChristoffelFirstKind< DataType, SpatialDim, Frame >
using	type = tnsr::a< DataType, Dim, Frame >

Static Public Attributes
static constexpr auto	function

Detailed Description

template<typename DataType, size_t SpatialDim, typename Frame>
struct gr::Tags::TraceSpacetimeChristoffelFirstKindCompute< DataType, SpatialDim, Frame >

Compute item for the trace of the spacetime Christoffel symbols of the first kind ${\mathrm{\Gamma }}_a={\mathrm{\Gamma }}_{abc}{g}^{bc}$ computed from the Christoffel symbols of the first kind and the inverse spacetime metric.

Can be retrieved using gr::Tags::TraceSpacetimeChristoffelFirstKind

Member Data Documentation

function

template<typename DataType , size_t SpatialDim, typename Frame >

constexpr auto gr::Tags::TraceSpacetimeChristoffelFirstKindCompute< DataType, SpatialDim, Frame >::function

staticconstexpr

Initial value:

= static_cast<void (*)(
      gsl::not_null<tnsr::a<DataType, SpatialDim, Frame>*>,
      const tnsr::abb<DataType, SpatialDim, Frame>&,
      const tnsr::AA<DataType, SpatialDim, Frame>&)>(
      &trace_last_indices<DataType, SpacetimeIndex<SpatialDim, UpLo::Lo, Frame>,
                          SpacetimeIndex<SpatialDim, UpLo::Lo, Frame>>)

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

• src/PointwiseFunctions/GeneralRelativity/Christoffel.hpp