SpECTRE
v2022.09.02

The surface quantity of Bondi \(U\) evaluated at the null spacetime boundary \(\mathcal I^+\). More...
#include <Tags.hpp>
Public Types  
using  type = Scalar< SpinWeighted< ComplexDataVector, 1 > > 
The surface quantity of Bondi \(U\) evaluated at the null spacetime boundary \(\mathcal I^+\).