Congratulations! You now know all about the Python square root function. In this tutorial, you’ve covered: A brief introduction to square roots The ins and outs of the Python square root function,sqrt() A practical application ofsqrt()using a real-world example ...
#this is a mathematics library #square root function def sqrt(n): if n>=0: y=n/2 while y**2-n>0.000001 or y**2-n<-0.000001: y=(y+n/y)/2 return y else: return -1 #factorial function def factorial(n): result = 1 while n>1 : result = result * n n = n - 1 return ...
函数,试编写squareRoot()函数,输入一个正数,输出它的平方根的整 1. 数部分 难度:★★★☆ 【参考答案】 def squareRoot(x): result = 1.0 while abs(result * result - x) > 0.1: result = (result + x / result) / 2 return int(result) 1. 2. 3. 三、 正则表达式(4题) 题15:请写出匹配...
不执行后续操作 return func(x) # 如果参数x是正数,执行原函数 return wrapper # 返回包装函数 # 应用装饰器到square_root函数 @check_positive def square_root(x): return x ** 0.5 # 计算x的平方根 print(square_root(4)) # 调用装饰过的函数,输出2.0 print(square_root(-4)) # 调用装饰过的函数,...
Incorrectfunction-square rootwithincorrect factor defsquare_root(x):returnmath.sqrt(x)*2# Testing the functionsprint("2 + 3 =",add(2,3))print("5 - 2 =",subtract(5,2))print("4 * 3 =",multiply(4,3))print("6 / 3 =",divide(6,3))print("Square root of 16 =",square_root(...
import math # 计算平方根 square_root_result = math.sqrt(9) print(f"平方根的计算结果:{square_root_result}") 9. 代码解析 在这个高级应用示例中,我们展示了数学模块在科学计算中的角色,通过 numpy 库解决了一个线性方程组的问题。同时,我们使用了 math 模块的函数进行辅助计算。 科学计算中,数学模块的...
importmathimportmatplotlib.pyplotaspltimportnumpyasnp# 生成正弦函数的数据x=np.linspace(0,2*math.pi,100)# 在0到2π之间生成100个点y=np.sin(x)# 绘制正弦函数图形plt.plot(x,y,label='sin(x)')plt.title('Sin Function')plt.xlabel('x')plt.ylabel('sin(x)')plt.legend()plt.grid(True)plt....
You can use math.sqrt() to find the square root of any positive real number (integer or decimal). The return value is always a float value. The function will throw a ValueError if you try to enter a negative number. Convert Angle Values In real-life scenarios as well as in mathematics...
= np.sin(x)# 绘制正弦函数图形plt.plot(x, y, label='sin(x)') plt.title('Sin Function')...
Return the integer part of the square root of the input. ldexp(x, i,/) Return x* (2**i). Thisisessentially the inverse of frexp(). lgamma(x,/) Natural logarithm of absolute value of Gamma function at x. log(...) log(x, [base=math.e]) ...