Except I think what they call line spectral pairs they push it towards the unit circle , don't they ,
Yeah , yeah , yeah , yeah.
to sort of ? But it  But uh , you know. But what we 'd used to do w when I did synthesis at National Semiconductor twenty years ago , the technique we were playing with initially was  was taking the LPC polynomial and  and uh , finding the roots. It wasn't PLP cuz Hynek hadn't invented it yet , but it was just LPC , and uh , we found the roots of the polynomial , And th When you do that , sometimes they 're f they 're what most people call formants , sometimes they 're not.
Mmm.