SpECTRE  v2026.04.01
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gr::Tags::SpacetimeNormalOneFormCompute< DataType, SpatialDim, Frame > Struct Template Reference

Compute item for spacetime normal oneform \(n_a\) from the lapse \(\alpha\). More...

#include <SpacetimeNormalOneForm.hpp>

Public Types

using argument_tags = tmpl::list<Lapse<DataType>>
using return_type = tnsr::a<DataType, SpatialDim, Frame>
using base = SpacetimeNormalOneForm<DataType, SpatialDim, Frame>
Public Types inherited from gr::Tags::SpacetimeNormalOneForm< DataType, SpatialDim, Frame >
using type

Static Public Attributes

static constexpr auto function

Detailed Description

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

Compute item for spacetime normal oneform \(n_a\) from the lapse \(\alpha\).

Details

Can be retrieved using gr::Tags::SpacetimeNormalOneForm.

Member Data Documentation

◆ function

template<typename DataType, size_t SpatialDim, typename Frame>
auto gr::Tags::SpacetimeNormalOneFormCompute< DataType, SpatialDim, Frame >::function
staticconstexpr
Initial value:
=
const Scalar<DataType>&)>(
Require a pointer to not be a nullptr
Definition Gsl.hpp:197
Tensor< T, Symmetry<>, index_list<> > Scalar
Scalar type.
Definition TypeAliases.hpp:21
void spacetime_normal_one_form(gsl::not_null< tnsr::a< DataType, SpatialDim, Frame > * > normal_one_form, const Scalar< DataType > &lapse)
Computes spacetime normal one-form from lapse.

The documentation for this struct was generated from the following file:
  • src/PointwiseFunctions/GeneralRelativity/SpacetimeNormalOneForm.hpp