Python | sympy.symbols() method (original) (raw)

Last Updated : 2 Aug, 2019

With the help of **sympy.symbols()** method, we can declare some variables for the use of mathematical expression and polynomials by using sympy.symbols() method.

Syntax : sympy.symbols() Return : Return nothing or None.

**Example #1 :**In this example we can see that by using sympy.symbols() method, we are able to get the variables for mathematical expression and polynomials.

Python3 1=1 `

import sympy

from sympy import *

Use sympy.symbols() method

x, y = symbols('x y') x = 2 gfg = x**2 + 4 * x + 4

print(gfg)

`

Output :

16

Example #2 :

Python3 1=1 `

import sympy

from sympy import *

Use sympy.symbols() method

x, y = symbols('x y') x = 5 y = 5 gfg = x**2 + y

print(gfg)

`