Python math function | copysign() Last Updated : 14 Feb, 2023 Comments Improve Suggest changes Like Article Like Report math.copysign() is a function exists in Standard math Library of Python. This function returns a float value consisting of magnitude from parameter x and the sign (+ve or -ve) from parameter y. Syntax : math.copysign(x, y) Parameters : x : Integer value to be converted y : Integer whose sign is required Returns : float value consisting of magnitude from parameter x and the sign from parameter y. Time Complexity: O(1) Auxiliary Space: O(1) Code #1: Python3 # Python code to demonstrate copy.sign() function import math def func(): a = 5 b = -7 # implementation of copysign c = math.copysign(a, b) return c print (func()) Output : -5.0 Code #2: Python3 # Python code to demonstrate copy.sign() function import math def func(): a = 10 b = 10 # implementation of copysign c = math.copysign(a, b) return c print (func()) Output : 10 Comment More infoAdvertise with us G garg_ak0109 Follow Improve Article Tags : Python Python-Built-in-functions Python math-library-functions Practice Tags : python Explore Python FundamentalsPython Introduction 3 min read Input and Output in Python 4 min read Python Variables 6 min read Python Operators 5 min read Python Keywords 2 min read Python Data Types 8 min read Conditional Statements in Python 3 min read Loops in Python - For, While and Nested Loops 7 min read Python Functions 8 min read Recursion in Python 6 min read Python Lambda Functions 6 min read Python Data StructuresPython String 6 min read Python Lists 6 min read Python Tuples 6 min read Dictionaries in Python 7 min read Python Sets 10 min read Python Arrays 9 min read List Comprehension in Python 4 min read Advanced PythonPython OOP Concepts 11 min read Python Exception Handling 6 min read File Handling in Python 4 min read Python Database Tutorial 4 min read Python MongoDB Tutorial 2 min read Python MySQL 9 min read Python Packages 12 min read Python Modules 7 min read Python DSA Libraries 15 min read List of Python GUI Library and Packages 11 min read Data Science with PythonNumPy Tutorial - Python Library 3 min read Pandas Tutorial 6 min read Matplotlib Tutorial 5 min read Python Seaborn Tutorial 15+ min read StatsModel Library- Tutorial 4 min read Learning Model Building in Scikit-learn 8 min read TensorFlow Tutorial 2 min read PyTorch Tutorial 7 min read Web Development with PythonFlask Tutorial 8 min read Django Tutorial | Learn Django Framework 10 min read Django ORM - Inserting, Updating & Deleting Data 4 min read Templating With Jinja2 in Flask 6 min read Django Templates 7 min read Python | Build a REST API using Flask 3 min read How to Create a basic API using Django Rest Framework ? 4 min read Python PracticePython Quiz 3 min read Python Coding Practice 1 min read Python Interview Questions and Answers 15+ min read Like