In sympy module, we can test whether a given number n is negative or not using sympy.is_negative() function.
Syntax: sympy.is_negative(n) Parameter: n; number to be tested Return: bool value result
Code #1:
Python3
# Python program to check negative number # using sympy.is_negative() method # importing sympy module from sympy import *
# calling is_negative function on different numbers geek1 = simplify( - 21 ).is_negative
geek2 = simplify( 0 ).is_negative
print (geek1)
print (geek2)
|
Output:
True False
Code #2:
Python3
# Python program to check negative number # using sympy.is_negative() method # importing sympy module from sympy import *
# calling is_negative function on different numbers geek1 = simplify( - 0.2 ).is_negative
geek2 = simplify( 2 ).is_negative
print (geek1)
print (geek2)
|
Output:
True False