SpECTRE  v2026.06.30
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Tags::second_covariant_deriv< Tag, Dim, Frame > Struct Template Reference

Prefix indicating the second spatial covariant derivative of a tensor. More...

Detailed Description

template<typename Tag, typename Dim, typename Frame>
struct Tags::second_covariant_deriv< Tag, Dim, Frame >

Prefix indicating the second spatial covariant derivative of a tensor.

Prefix indicating the second covariant derivative of a tensor with respect to the spatial metric.

Template Parameters
TagThe tag to wrap
DimThe volume dim as a type (e.g. tmpl::size_t<Dim>)
FrameThe frame of the derivative index
Note
If Tag::type is Scalar, then second_covariant_derivative will hold a symmetric tensor.
TestHelpers::db::test_prefix_tag<
"second_covariant_deriv(ScalarTag)");
TestHelpers::db::test_prefix_tag<
"second_covariant_deriv(TensorTag)");

The documentation for this struct was generated from the following file:
  • src/DataStructures/DataBox/Prefixes.hpp