SpECTRE
v2024.09.29

Mutator for the jacobian
of an implicit sector that has an analytic solution. Such a sector never does numerical solves, and so does not need an available jacobian.
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#include <GuessResult.hpp>
Public Types  
using  return_tags = tmpl::list<> 
using  argument_tags = tmpl::list<> 
Static Public Member Functions  
static void  apply () 
Mutator for the jacobian
of an implicit sector that has an analytic solution. Such a sector never does numerical solves, and so does not need an available jacobian.
source
mutator is always required, even if the implicit equation can be solved analytically.