ok, pretty sure thats not the way to look at things, really need to consider the commutator.
ok, pretty sure thats not the way to look at things, really need to
consider the commutator.

Fact is, SpAMM provides an approximate Lie Algebra, linear in \tau.

Thats how to frame the problem imho.

FreeON/spammpack,FreeON/spammpack,FreeON/spammpack,FreeON/spammpack,FreeON/spammpack