The exp () method used to calculate the index in Python
This article mainly introduces the exp () method used to calculate the index in Python, which is a basic method required for getting started with Python. For more information, see
Returns x: ex.
This article mainly introduces the exp () method used to calculate the index in Python, which is a basic method required for getting started with Python. If you need it, refer to the exp () method to return the index x: ex.
Syntax
The following
In flash, the math class is a very common class. Through mathematical computation, we can achieve a lot of wonderful results. Here we will start from the most basic learning and add a math knowledge.
Let's take a look at the math class provided in
Study Notes of the Random and Math modules in Python
This article mainly introduces the study notes of the Random and Math modules in Python. This article describes the mathematical constants, common simple functions, and trigonometric functions of
This article mainly introduces the study notes of the Random and Math modules in Python. This article describes the mathematical constants, common simple functions, and trigonometric functions of the math module, describes the common functions,
Learning notes of the Random and Math modules in Python, pythonrandom
Since the random, math, and time''datetime modules in Python are often used recently, it is decided to take a moment to learn about the time system.
1. math Module
Functions in
Math is a mathematical class in Java, which records many of them.ProgramMathematical aspects to be used, such as two constants:
The circumference rate of the math. Pi record
Math. E records the constant of E.
Math has some similar constants,
Python exp () function
Describe
The exp () function returns the exponent of X,
Grammar
Import Mathmath.exp (x)
NOTE: exp () is not directly accessible, it needs to be imported into the math module and called by a static object.
Parameters
The circumference rate of the Math. PI record
Math. E records the constant of e.
Math has some similar constants, which are commonly used in Engineering Mathematics.
Math. abs evaluate absolute value
Math. sin sine function Math. asin arcsin
This is certainly feasible, but too complex, the following author on how to directly in the Smarty template to generate random numbers this little trick to share with you.
Now suppose you need to generate a random number between 125-324 in the
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