Add simd exp
Implementation of exp based on vdt (error less than 1% between -88 and 88)
Needed for Rec!2898 (merged) and replaces !3534 (merged) by @ahennequ
Goes with Moore!1559 (merged)
Edited by Sebastien Ponce
Implementation of exp based on vdt (error less than 1% between -88 and 88)
Needed for Rec!2898 (merged) and replaces !3534 (merged) by @ahennequ
Goes with Moore!1559 (merged)