Implement the signum function - MATLAB Cody - MATLAB Central

Problem 60521. Implement the signum function

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The signum function is a common mathematical function, which has the following definition :
If x => 0, its value is 1, if x < 0 its value is -1.
Given the value of x, implement the signum function.
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100.0% Correct | 0.0% Incorrect
Last Solution submitted on Dec 05, 2024

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Primes and Rough Numbers, Basic ideas
What is a rough number? What can they be used...
John D'Errico in Tips & Tricks
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