SpECTRE
v2024.09.29
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The CCZ4 temporary expression \(\alpha g(\alpha)\). More...
#include <TempTags.hpp>
Public Types | |
using | type = Scalar< DataType > |
The CCZ4 temporary expression \(\alpha g(\alpha)\).
Here, \(\alpha\) is the lapse defined by gr::Tags::Lapse
and \(g(\alpha)\) is a constant that controls the slicing conditions. \(g(\alpha) = 1\) leads to harmonic slicing and \(g(\alpha) = 2 / \alpha\) leads to 1 + log slicing.