Exponential associate.
Number: 5
Names: y0, A1, t1, A2, t2
Meanings: y0 = offset, A1 = amplitude, t1 = width, A2 = amplitude, t2 = width
Lower Bounds: t1 > 0, t2 > 0
Upper Bounds: none
nlf_expassoc(x,y0,A1,t1,A2,t2)
FITFUNC\EXPASSOC.FDF
Origin Basic Functions, Exponential