1.源码实现
import sympy as sp
z = sp.symbols('z')
f1 = sp.sin(z/(1-z))
f2 = sp.cos(z/(1-z))
s1 = sp.series(f1, z, 0, 6).removeO()
s2 = sp.series(f2, z, 0, 6).removeO()
print(sp.latex(s1))
print(sp.latex(s2))
2.结果展示
import sympy as sp
z = sp.symbols('z')
f1 = sp.sin(z/(1-z))
f2 = sp.cos(z/(1-z))
s1 = sp.series(f1, z, 0, 6).removeO()
s2 = sp.series(f2, z, 0, 6).removeO()
print(sp.latex(s1))
print(sp.latex(s2))