Well , if E restricts  It is y
Well , this is  this is in the ti the time domain. Well , we have that , um  We have first that , for example , X is equal , uh  Well. This is the frequency domain
Yeah.
and we can put  u that n the log domain  log of X omega , but , well , in the time domain we have an exponential. No ? No ? Oh , maybe it 's I am  I 'm problem.