{"id":1130874,"date":"2025-01-08T20:43:59","date_gmt":"2025-01-08T12:43:59","guid":{"rendered":"https:\/\/docs.pingcode.com\/ask\/ask-ask\/1130874.html"},"modified":"2025-01-08T20:44:01","modified_gmt":"2025-01-08T12:44:01","slug":"%e5%a6%82%e4%bd%95%e5%9c%a8python%e4%b8%ad%e5%bc%80%e4%b8%89%e6%ac%a1%e6%96%b9","status":"publish","type":"post","link":"https:\/\/docs.pingcode.com\/ask\/1130874.html","title":{"rendered":"\u5982\u4f55\u5728python\u4e2d\u5f00\u4e09\u6b21\u65b9"},"content":{"rendered":"

\"\u5982\u4f55\u5728python\u4e2d\u5f00\u4e09\u6b21\u65b9\"<\/p>\n

\u5982\u4f55\u5728Python\u4e2d\u5f00\u4e09\u6b21\u65b9<\/strong><\/p>\n<\/p>\n

\u5728Python\u4e2d\uff0c\u8ba1\u7b97\u4e00\u4e2a\u6570\u7684\u4e09\u6b21\u65b9\u6839\u53ef\u4ee5\u901a\u8fc7\u591a\u79cd\u65b9\u6cd5\u5b9e\u73b0\uff0c\u5176\u4e2d\u6700\u5e38\u89c1\u7684\u65b9\u6cd5\u5305\u62ec\u4f7f\u7528\u5e42\u8fd0\u7b97\u7b26\u3001\u4f7f\u7528math\u5e93\u7684pow\u51fd\u6570\u3001\u4ee5\u53ca\u5b9a\u4e49\u81ea\u5b9a\u4e49\u51fd\u6570<\/strong>\u3002\u5176\u4e2d\uff0c\u4f7f\u7528\u5e42\u8fd0\u7b97\u7b26<\/strong>\u662f\u6700\u7b80\u6d01\u548c\u76f4\u89c2\u7684\u65b9\u6cd5\u3002\u901a\u8fc7\u4f7f\u7528\u5e42\u8fd0\u7b97\u7b26\uff0c\u6211\u4eec\u53ef\u4ee5\u76f4\u63a5\u5c06\u4e00\u4e2a\u6570\u7684\u4e09\u5206\u4e4b\u4e00\u6b21\u65b9\u8ba1\u7b97\u51fa\u6765\u3002\u4e0b\u9762\u5c06\u8be6\u7ec6\u4ecb\u7ecd\u8fd9\u4e09\u79cd\u65b9\u6cd5\uff0c\u5e76\u7ed9\u51fa\u76f8\u5e94\u7684\u793a\u4f8b\u4ee3\u7801\u3002<\/p>\n<\/p>\n

\u4e00\u3001\u4f7f\u7528\u5e42\u8fd0\u7b97\u7b26<\/h3>\n<\/p>\n

\u5e42\u8fd0\u7b97\u7b26\uff08<\/code>\uff09\u662fPython\u4e2d\u7528\u4e8e\u6267\u884c\u6307\u6570\u8fd0\u7b97\u7684\u8fd0\u7b97\u7b26\u3002\u8ba1\u7b97\u4e09\u6b21\u65b9\u6839\u5b9e\u9645\u4e0a\u5c31\u662f\u5c06\u4e00\u4e2a\u6570\u63d0\u5347\u52301\/3\u6b21\u65b9\u3002\u4e0b\u9762\u662f\u4e00\u4e2a\u793a\u4f8b\u4ee3\u7801\uff1a<\/p>\n<\/p>\n

# \u793a\u4f8b\u4ee3\u7801<\/p>\n
number = 27<\/p>\n
cube_root = number  (1\/3)<\/p>\n
print("The cube root of", number, "is", cube_root)<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u5728\u4e0a\u9762\u7684\u4ee3\u7801\u4e2d\uff0c\u6211\u4eec\u5c06number<\/code>\u53d8\u91cf\u7684\u503c\u8bbe\u4e3a27\uff0c\u7136\u540e\u901a\u8fc7number <strong> (1\/3)<\/code>\u6765\u8ba1\u7b97\u5b83\u7684\u4e09\u6b21\u65b9\u6839\u3002<\/strong>\u5e42\u8fd0\u7b97\u7b26\u5728\u8ba1\u7b97\u4e09\u6b21\u65b9\u6839\u65f6\u975e\u5e38\u7b80\u6d01\u548c\u76f4\u89c2\uff0c\u9002\u5408\u5927\u90e8\u5206\u7b80\u5355\u7684\u8ba1\u7b97\u9700\u6c42\u3002<\/p>\n<\/p>\n
\u4e8c\u3001\u4f7f\u7528math\u5e93\u7684pow\u51fd\u6570<\/h3>\n<\/p>\n
Python\u7684math<\/code>\u5e93\u63d0\u4f9b\u4e86\u8bb8\u591a\u6570\u5b66\u51fd\u6570\uff0c\u5176\u4e2d\u7684pow<\/code>\u51fd\u6570\u53ef\u4ee5\u7528\u4e8e\u8ba1\u7b97\u5e42\u3002pow<\/code>\u51fd\u6570\u7684\u8bed\u6cd5\u662fmath.pow(x, y)<\/code>\uff0c\u5176\u4e2dx<\/code>\u662f\u5e95\u6570\uff0cy<\/code>\u662f\u6307\u6570\u3002\u4e3a\u4e86\u8ba1\u7b97\u4e09\u6b21\u65b9\u6839\uff0c\u6211\u4eec\u53ef\u4ee5\u5c06\u6307\u6570\u8bbe\u4e3a1\/3\u3002\u4e0b\u9762\u662f\u4e00\u4e2a\u793a\u4f8b\u4ee3\u7801\uff1a<\/p>\n<\/p>\n
import math<\/p>\n
\u793a\u4f8b\u4ee3\u7801<\/strong><\/h2>\n
number = 27<\/p>\n
cube_root = math.pow(number, 1\/3)<\/p>\n
print("The cube root of", number, "is", cube_root)<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u5728\u4e0a\u9762\u7684\u4ee3\u7801\u4e2d\uff0c\u6211\u4eec\u5bfc\u5165\u4e86math<\/code>\u5e93\uff0c\u7136\u540e\u4f7f\u7528math.pow(number, 1\/3)<\/code>\u6765\u8ba1\u7b97number<\/code>\u7684\u4e09\u6b21\u65b9\u6839\u3002\u4f7f\u7528math\u5e93\u7684pow\u51fd\u6570\u8ba1\u7b97\u4e09\u6b21\u65b9\u6839\u65f6\uff0c\u53ef\u4ee5\u63d0\u9ad8\u4ee3\u7801\u7684\u53ef\u8bfb\u6027\u548c\u7a33\u5b9a\u6027\uff0c\u9002\u5408\u8f83\u590d\u6742\u7684\u6570\u5b66\u8ba1\u7b97\u3002<\/strong><\/p>\n<\/p>\n
\u4e09\u3001\u5b9a\u4e49\u81ea\u5b9a\u4e49\u51fd\u6570<\/h3>\n<\/p>\n
\u6211\u4eec\u8fd8\u53ef\u4ee5\u901a\u8fc7\u5b9a\u4e49\u81ea\u5b9a\u4e49\u51fd\u6570\u6765\u8ba1\u7b97\u4e09\u6b21\u65b9\u6839\u3002\u8fd9\u79cd\u65b9\u6cd5\u53ef\u4ee5\u589e\u52a0\u4ee3\u7801\u7684\u53ef\u91cd\u7528\u6027\u548c\u7075\u6d3b\u6027\u3002\u4e0b\u9762\u662f\u4e00\u4e2a\u793a\u4f8b\u4ee3\u7801\uff1a<\/p>\n<\/p>\n
# \u793a\u4f8b\u4ee3\u7801<\/p>\n
def cube_root(number):<\/p>\n
    return number  (1\/3)<\/p>\n
\u8c03\u7528\u81ea\u5b9a\u4e49\u51fd\u6570<\/strong><\/h2>\n
number = 27<\/p>\n
result = cube_root(number)<\/p>\n
print("The cube root of", number, "is", result)<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u5728\u4e0a\u9762\u7684\u4ee3\u7801\u4e2d\uff0c\u6211\u4eec\u5b9a\u4e49\u4e86\u4e00\u4e2a\u540d\u4e3acube_root<\/code>\u7684\u51fd\u6570\uff0c\u8be5\u51fd\u6570\u63a5\u53d7\u4e00\u4e2a\u53c2\u6570number<\/code>\uff0c\u5e76\u8fd4\u56de\u5b83\u7684\u4e09\u6b21\u65b9\u6839\u3002\u5b9a\u4e49\u81ea\u5b9a\u4e49\u51fd\u6570\u8ba1\u7b97\u4e09\u6b21\u65b9\u6839\u65f6\uff0c\u53ef\u4ee5\u63d0\u9ad8\u4ee3\u7801\u7684\u7075\u6d3b\u6027\u548c\u53ef\u91cd\u7528\u6027\uff0c\u9002\u5408\u5728\u591a\u4e2a\u5730\u65b9\u9700\u8981\u8ba1\u7b97\u4e09\u6b21\u65b9\u6839\u7684\u60c5\u51b5\u3002<\/strong><\/p>\n<\/p>\n
\u56db\u3001\u4f7f\u7528NumPy\u5e93<\/h3>\n<\/p>\n
NumPy\u662fPython\u4e2d\u4e00\u4e2a\u5f3a\u5927\u7684\u79d1\u5b66\u8ba1\u7b97\u5e93\uff0c\u5b83\u63d0\u4f9b\u4e86\u8bb8\u591a\u9ad8\u6548\u7684\u6570\u5b66\u8fd0\u7b97\u51fd\u6570\u3002\u4f7f\u7528NumPy\u5e93\u8ba1\u7b97\u4e09\u6b21\u65b9\u6839\u4e5f\u662f\u4e00\u79cd\u5e38\u89c1\u7684\u65b9\u6cd5\u3002\u4e0b\u9762\u662f\u4e00\u4e2a\u793a\u4f8b\u4ee3\u7801\uff1a<\/p>\n<\/p>\n
import numpy as np<\/p>\n
\u793a\u4f8b\u4ee3\u7801<\/strong><\/h2>\n
number = 27<\/p>\n
cube_root = np.cbrt(number)<\/p>\n
print("The cube root of", number, "is", cube_root)<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u5728\u4e0a\u9762\u7684\u4ee3\u7801\u4e2d\uff0c\u6211\u4eec\u5bfc\u5165\u4e86NumPy\u5e93\uff0c\u7136\u540e\u4f7f\u7528np.cbrt(number)<\/code>\u6765\u8ba1\u7b97number<\/code>\u7684\u4e09\u6b21\u65b9\u6839\u3002\u4f7f\u7528NumPy\u5e93\u8ba1\u7b97\u4e09\u6b21\u65b9\u6839\u65f6\uff0c\u53ef\u4ee5\u63d0\u9ad8\u8ba1\u7b97\u7684\u6027\u80fd\u548c\u6548\u7387\uff0c\u9002\u5408\u9700\u8981\u5904\u7406\u5927\u91cf\u6570\u636e\u7684\u573a\u666f\u3002<\/strong><\/p>\n<\/p>\n
\u4e94\u3001\u4f7f\u7528SymPy\u5e93<\/h3>\n<\/p>\n
SymPy\u662f\u4e00\u4e2a\u7528\u4e8e\u7b26\u53f7\u6570\u5b66\u7684Python\u5e93\u3002\u5b83\u63d0\u4f9b\u4e86\u8bb8\u591a\u7b26\u53f7\u8fd0\u7b97\u529f\u80fd\uff0c\u5305\u62ec\u8ba1\u7b97\u4e09\u6b21\u65b9\u6839\u3002\u4e0b\u9762\u662f\u4e00\u4e2a\u793a\u4f8b\u4ee3\u7801\uff1a<\/p>\n<\/p>\n
import sympy<\/p>\n
\u793a\u4f8b\u4ee3\u7801<\/strong><\/h2>\n
number = 27<\/p>\n
cube_root = sympy.cbrt(number)<\/p>\n
print("The cube root of", number, "is", cube_root)<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u5728\u4e0a\u9762\u7684\u4ee3\u7801\u4e2d\uff0c\u6211\u4eec\u5bfc\u5165\u4e86SymPy\u5e93\uff0c\u7136\u540e\u4f7f\u7528sympy.cbrt(number)<\/code>\u6765\u8ba1\u7b97number<\/code>\u7684\u4e09\u6b21\u65b9\u6839\u3002\u4f7f\u7528SymPy\u5e93\u8ba1\u7b97\u4e09\u6b21\u65b9\u6839\u65f6\uff0c\u53ef\u4ee5\u8fdb\u884c\u7b26\u53f7\u8fd0\u7b97\uff0c\u9002\u5408\u9700\u8981\u9ad8\u7cbe\u5ea6\u8ba1\u7b97\u7684\u573a\u666f\u3002<\/strong><\/p>\n<\/p>\n
\u516d\u3001\u4f7f\u7528Scipy\u5e93<\/h3>\n<\/p>\n
SciPy\u662f\u4e00\u4e2a\u7528\u4e8e\u79d1\u5b66\u8ba1\u7b97\u7684Python\u5e93\uff0c\u5b83\u63d0\u4f9b\u4e86\u8bb8\u591a\u9ad8\u7ea7\u7684\u6570\u5b66\u3001\u79d1\u5b66\u548c\u5de5\u7a0b\u51fd\u6570\u3002\u4f7f\u7528SciPy\u5e93\u4e5f\u53ef\u4ee5\u8ba1\u7b97\u4e09\u6b21\u65b9\u6839\u3002\u4e0b\u9762\u662f\u4e00\u4e2a\u793a\u4f8b\u4ee3\u7801\uff1a<\/p>\n<\/p>\n
from scipy.special import cbrt<\/p>\n
\u793a\u4f8b\u4ee3\u7801<\/strong><\/h2>\n
number = 27<\/p>\n
cube_root = cbrt(number)<\/p>\n
print("The cube root of", number, "is", cube_root)<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u5728\u4e0a\u9762\u7684\u4ee3\u7801\u4e2d\uff0c\u6211\u4eec\u4ecescipy.special<\/code>\u6a21\u5757\u4e2d\u5bfc\u5165\u4e86cbrt<\/code>\u51fd\u6570\uff0c\u7136\u540e\u4f7f\u7528cbrt(number)<\/code>\u6765\u8ba1\u7b97number<\/code>\u7684\u4e09\u6b21\u65b9\u6839\u3002\u4f7f\u7528SciPy\u5e93\u8ba1\u7b97\u4e09\u6b21\u65b9\u6839\u65f6\uff0c\u53ef\u4ee5\u5229\u7528\u5176\u5f3a\u5927\u7684\u79d1\u5b66\u8ba1\u7b97\u529f\u80fd\uff0c\u9002\u5408\u9700\u8981\u9ad8\u6027\u80fd\u8ba1\u7b97\u7684\u573a\u666f\u3002<\/strong><\/p>\n<\/p>\n
\u4e03\u3001\u5904\u7406\u8d1f\u6570\u7684\u4e09\u6b21\u65b9\u6839<\/h3>\n<\/p>\n
\u5728\u5b9e\u9645\u5e94\u7528\u4e2d\uff0c\u6211\u4eec\u53ef\u80fd\u9700\u8981\u8ba1\u7b97\u8d1f\u6570\u7684\u4e09\u6b21\u65b9\u6839\u3002\u5bf9\u4e8e\u8d1f\u6570\u7684\u4e09\u6b21\u65b9\u6839\uff0cPython\u7684\u5e42\u8fd0\u7b97\u7b26\u548c\u6570\u5b66\u51fd\u6570\u53ef\u4ee5\u76f4\u63a5\u5904\u7406\u3002\u4e0b\u9762\u662f\u4e00\u4e2a\u793a\u4f8b\u4ee3\u7801\uff1a<\/p>\n<\/p>\n
# \u793a\u4f8b\u4ee3\u7801<\/p>\n
number = -27<\/p>\n
cube_root = number  (1\/3)<\/p>\n
print("The cube root of", number, "is", cube_root)<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u5728\u4e0a\u9762\u7684\u4ee3\u7801\u4e2d\uff0c\u6211\u4eec\u5c06number<\/code>\u53d8\u91cf\u7684\u503c\u8bbe\u4e3a-27\uff0c\u7136\u540e\u901a\u8fc7number <strong> (1\/3)<\/code>\u6765\u8ba1\u7b97\u5b83\u7684\u4e09\u6b21\u65b9\u6839\u3002<\/strong>\u5904\u7406\u8d1f\u6570\u7684\u4e09\u6b21\u65b9\u6839\u65f6\uff0cPython\u7684\u5e42\u8fd0\u7b97\u7b26\u548c\u6570\u5b66\u51fd\u6570\u53ef\u4ee5\u76f4\u63a5\u5904\u7406\uff0c\u4e0d\u9700\u8981\u989d\u5916\u7684\u5904\u7406\u3002<\/p>\n<\/p>\n
\u516b\u3001\u7cbe\u5ea6\u95ee\u9898<\/h3>\n<\/p>\n
\u5728\u8ba1\u7b97\u4e09\u6b21\u65b9\u6839\u65f6\uff0c\u53ef\u80fd\u4f1a\u9047\u5230\u7cbe\u5ea6\u95ee\u9898\u3002\u8fd9\u662f\u7531\u4e8e\u6d6e\u70b9\u6570\u8fd0\u7b97\u7684\u7cbe\u5ea6\u9650\u5236\u5f15\u8d77\u7684\u3002\u4e3a\u4e86\u63d0\u9ad8\u8ba1\u7b97\u7684\u7cbe\u5ea6\uff0c\u53ef\u4ee5\u4f7f\u7528\u9ad8\u7cbe\u5ea6\u7684\u6570\u5b66\u5e93\uff0c\u5982decimal<\/code>\u5e93\u3002\u4e0b\u9762\u662f\u4e00\u4e2a\u793a\u4f8b\u4ee3\u7801\uff1a<\/p>\n<\/p>\n
from decimal import Decimal, getcontext<\/p>\n
\u8bbe\u7f6e\u7cbe\u5ea6<\/strong><\/h2>\n
getcontext().prec = 50<\/p>\n
\u793a\u4f8b\u4ee3\u7801<\/strong><\/h2>\n
number = Decimal(27)<\/p>\n
cube_root = number  (Decimal(1)\/Decimal(3))<\/p>\n
print("The cube root of", number, "is", cube_root)<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u5728\u4e0a\u9762\u7684\u4ee3\u7801\u4e2d\uff0c\u6211\u4eec\u5bfc\u5165\u4e86decimal<\/code>\u5e93\uff0c\u5e76\u8bbe\u7f6e\u4e86\u8ba1\u7b97\u7684\u7cbe\u5ea6\u3002\u7136\u540e\u901a\u8fc7number <strong> (Decimal(1)\/Decimal(3))<\/code>\u6765\u8ba1\u7b97number<\/code>\u7684\u4e09\u6b21\u65b9\u6839\u3002<\/strong>\u4f7f\u7528\u9ad8\u7cbe\u5ea6\u7684\u6570\u5b66\u5e93\u53ef\u4ee5\u63d0\u9ad8\u8ba1\u7b97\u7684\u7cbe\u5ea6\uff0c\u9002\u5408\u9700\u8981\u9ad8\u7cbe\u5ea6\u8ba1\u7b97\u7684\u573a\u666f\u3002<\/p>\n<\/p>\n
\u4e5d\u3001\u5e94\u7528\u573a\u666f<\/h3>\n<\/p>\n
\u8ba1\u7b97\u4e09\u6b21\u65b9\u6839\u5728\u8bb8\u591a\u5e94\u7528\u573a\u666f\u4e2d\u90fd\u6709\u7528\u6b66\u4e4b\u5730\u3002\u4f8b\u5982\uff0c\u5728\u7269\u7406\u5b66\u4e2d\uff0c\u4e09\u6b21\u65b9\u6839\u53ef\u4ee5\u7528\u4e8e\u8ba1\u7b97\u7269\u4f53\u7684\u4f53\u79ef\u548c\u5bc6\u5ea6\uff1b\u5728\u91d1\u878d\u5b66\u4e2d\uff0c\u4e09\u6b21\u65b9\u6839\u53ef\u4ee5\u7528\u4e8e\u8ba1\u7b97\u6295\u8d44\u7684\u56de\u62a5\u7387\uff1b\u5728\u5de5\u7a0b\u5b66\u4e2d\uff0c\u4e09\u6b21\u65b9\u6839\u53ef\u4ee5\u7528\u4e8e\u8ba1\u7b97\u6750\u6599\u7684\u5f3a\u5ea6\u548c\u5e94\u529b\u3002\u8ba1\u7b97\u4e09\u6b21\u65b9\u6839\u5728\u5b9e\u9645\u5e94\u7528\u4e2d\u975e\u5e38\u5e7f\u6cdb\uff0c\u53ef\u4ee5\u89e3\u51b3\u8bb8\u591a\u5b9e\u9645\u95ee\u9898\u3002<\/strong><\/p>\n<\/p>\n
\u5341\u3001\u603b\u7ed3<\/h3>\n<\/p>\n
\u5728Python\u4e2d\uff0c\u8ba1\u7b97\u4e00\u4e2a\u6570\u7684\u4e09\u6b21\u65b9\u6839\u53ef\u4ee5\u901a\u8fc7\u591a\u79cd\u65b9\u6cd5\u5b9e\u73b0\uff0c\u5305\u62ec\u4f7f\u7528\u5e42\u8fd0\u7b97\u7b26\u3001\u4f7f\u7528math\u5e93\u7684pow\u51fd\u6570\u3001\u5b9a\u4e49\u81ea\u5b9a\u4e49\u51fd\u6570\u3001\u4f7f\u7528NumPy\u5e93\u3001\u4f7f\u7528SymPy\u5e93\u3001\u4f7f\u7528SciPy\u5e93\u3001\u5904\u7406\u8d1f\u6570\u7684\u4e09\u6b21\u65b9\u6839\u3001\u4ee5\u53ca\u63d0\u9ad8\u8ba1\u7b97\u7cbe\u5ea6<\/strong>\u3002\u6bcf\u79cd\u65b9\u6cd5\u90fd\u6709\u5176\u4f18\u7f3a\u70b9\uff0c\u9002\u7528\u4e8e\u4e0d\u540c\u7684\u5e94\u7528\u573a\u666f\u3002\u5728\u5b9e\u9645\u5e94\u7528\u4e2d\uff0c\u53ef\u4ee5\u6839\u636e\u5177\u4f53\u9700\u6c42\u9009\u62e9\u5408\u9002\u7684\u65b9\u6cd5\u3002<\/p>\n<\/p>\n
\u901a\u8fc7\u672c\u6587\u7684\u8be6\u7ec6\u4ecb\u7ecd\uff0c\u76f8\u4fe1\u5927\u5bb6\u5df2\u7ecf\u638c\u63e1\u4e86\u5728Python\u4e2d\u8ba1\u7b97\u4e09\u6b21\u65b9\u6839\u7684\u5404\u79cd\u65b9\u6cd5\u3002\u5e0c\u671b\u8fd9\u4e9b\u5185\u5bb9\u5bf9\u5927\u5bb6\u6709\u6240\u5e2e\u52a9\uff0c\u5728\u5b9e\u9645\u5f00\u53d1\u4e2d\u53ef\u4ee5\u7075\u6d3b\u5e94\u7528\u8fd9\u4e9b\u65b9\u6cd5\uff0c\u89e3\u51b3\u5b9e\u9645\u95ee\u9898\u3002<\/p>\n<\/p>\n
\u76f8\u5173\u95ee\u7b54FAQs\uff1a<\/strong><\/h2>\n
 \u5982\u4f55\u5728Python\u4e2d\u8ba1\u7b97\u4e00\u4e2a\u6570\u7684\u4e09\u6b21\u65b9\uff1f<\/strong>
\u5728Python\u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528\u5e42\u8fd0\u7b97\u7b26<strong><\/code>\u6765\u8ba1\u7b97\u4e00\u4e2a\u6570\u7684\u4e09\u6b21\u65b9\u3002\u4f8b\u5982\uff0c\u5982\u679c\u8981\u8ba1\u7b972\u7684\u4e09\u6b21\u65b9\uff0c\u53ef\u4ee5\u4f7f\u75282 <\/strong> 3<\/code>\uff0c\u7ed3\u679c\u5c06\u662f8\u3002\u6b64\u5916\uff0c\u60a8\u4e5f\u53ef\u4ee5\u4f7f\u7528\u5185\u7f6e\u7684pow()<\/code>\u51fd\u6570\uff0c\u5982pow(2, 3)<\/code>\uff0c\u8fd9\u540c\u6837\u4f1a\u8fd4\u56de8\u3002<\/p>\n
\u5728Python\u4e2d\uff0c\u4f7f\u7528\u54ea\u4e9b\u5e93\u53ef\u4ee5\u8ba1\u7b97\u7acb\u65b9\u6839\uff1f<\/strong>
\u5982\u679c\u60a8\u9700\u8981\u8ba1\u7b97\u4e00\u4e2a\u6570\u7684\u7acb\u65b9\u6839\uff0c\u53ef\u4ee5\u4f7f\u7528math<\/code>\u5e93\u4e2d\u7684pow()<\/code>\u51fd\u6570\uff0c\u4f20\u51651\/3\u4f5c\u4e3a\u6307\u6570\u3002\u4f8b\u5982\uff0cimport math; math.pow(x, 1\/3)<\/code>\uff0c\u8fd9\u5c06\u8fd4\u56dex\u7684\u7acb\u65b9\u6839\u3002\u6b64\u5916\uff0c\u60a8\u4e5f\u53ef\u4ee5\u4f7f\u7528numpy<\/code>\u5e93\uff0c\u8c03\u7528numpy.cbrt(x)<\/code>\u6765\u76f4\u63a5\u8ba1\u7b97\u7acb\u65b9\u6839\u3002<\/p>\n
Python\u4e2d\u5982\u4f55\u5904\u7406\u8d1f\u6570\u7684\u4e09\u6b21\u65b9\u8fd0\u7b97\uff1f<\/strong>
\u5728Python\u4e2d\uff0c\u8d1f\u6570\u7684\u4e09\u6b21\u65b9\u4f9d\u7136\u53ef\u4ee5\u901a\u8fc7\u5e42\u8fd0\u7b97\u7b26\u6216pow()<\/code>\u51fd\u6570\u8fdb\u884c\u8ba1\u7b97\u3002\u4f8b\u5982\uff0c-2 ** 3<\/code>\u5c06\u8fd4\u56de-8\uff0c\u7ed3\u679c\u662f\u8d1f\u6570\u3002\u65e0\u8bba\u8f93\u5165\u662f\u6b63\u6570\u8fd8\u662f\u8d1f\u6570\uff0cPython\u90fd\u4f1a\u6b63\u786e\u5730\u6267\u884c\u4e09\u6b21\u65b9\u8fd0\u7b97\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"\u5982\u4f55\u5728Python\u4e2d\u5f00\u4e09\u6b21\u65b9 \u5728Python\u4e2d\uff0c\u8ba1\u7b97\u4e00\u4e2a\u6570\u7684\u4e09\u6b21\u65b9\u6839\u53ef\u4ee5\u901a\u8fc7\u591a\u79cd\u65b9\u6cd5\u5b9e\u73b0\uff0c\u5176\u4e2d\u6700\u5e38\u89c1\u7684\u65b9\u6cd5\u5305\u62ec […]","protected":false},"author":3,"featured_media":1130881,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[37],"tags":[],"acf":[],"_links":{"self":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/1130874"}],"collection":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/comments?post=1130874"}],"version-history":[{"count":"1","href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/1130874\/revisions"}],"predecessor-version":[{"id":1130885,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/1130874\/revisions\/1130885"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/media\/1130881"}],"wp:attachment":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/media?parent=1130874"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/categories?post=1130874"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/tags?post=1130874"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}