Hm - hmm.
And so in JRASTA you attempt to do that. It 's a little complicated because once you do that , you end up in some funny domain and you end up having to do a transformation afterwards , which requires some tables. And , uh ,
Hm - hmm.
so it 's  it 's  it 's a little messier , uh , there 's more ways that it can go wrong , uh , but if  if  if you 're careful with it , it can do better.