Python | sympy.symbols() method

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.



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# import sympy
from sympy import *
  
# Use sympy.symbols() method
x, y = symbols('x y')
x = 2
gfg = x**2 + 4 * x + 4
  
print(gfg)

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Output :

16

Example #2 :

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# import sympy
from sympy import *
  
# Use sympy.symbols() method
x, y = symbols('x y')
x = 5
y = 5
gfg = x**2 + y
  
print(gfg)

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Output :

30



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