#Ex 7.1 from "A primer on..."; create a #class for a parameterized mathematical function import numpy as np from math import pi class F: def __init__(self,a,w): self.a = a self.w = w def value(self,x): return np.exp(-self.a*x)*np.sin(self.w*x) f = F(a=1.0, w=0.1) print(f.value(x=pi)) f.a = 2 print(f.value(pi)) """ Terminal> python F.py 0.01335383513703555 0.0005770715401197441 """