求极限,并用Python 编程求极限。
from sympy import *x = Symbol('x')a = Symbol('a')expr = (x**(1/3)-2)/(x-8)limit_expr = limit(expr, x, a)print(limit_expr)
可以使用 SymPy 库中的limit
函数来计算该极限,代码如下
from sympy import *x = Symbol('x')expr = (x**(1/3)-2)/(x-8)limit_expr = limit(expr, x, 0)print(limit_expr)
import sympyfrom sympy import *x = sympy.Symbol('x')F = (x**(1/3)-2)/(x-8)sympy.limit_F = limit(F, x, 0)print(sympy.limit_F)