SpECTRE
v2023.01.13

The CCZ4 temporary expression \(\alpha \partial_k \tilde{A}_{ij}\). More...
#include <TempTags.hpp>
Public Types  
using  type = tnsr::ijj< DataType, Dim, Frame > 
The CCZ4 temporary expression \(\alpha \partial_k \tilde{A}_{ij}\).
Here, \(\alpha\) is the lapse defined by gr::Tags::Lapse
and \(\tilde{A}_{ij}\) is the tracefree part of the extrinsic curvature defined by Ccz4::Tags::ATilde
, and \(\partial_k \tilde{A}_{ij}\) is its spatial derivative.