You may never have heard of modular arithmetic, but you use it every day without the slightest difficulty. In this system, numbers wrap around when they reach a certain size called the modulus; it is ...
One of my fellow contributors here recently wrote a post about leap years and why we have them. This reminded me of modular arithmetic and the formula for calculating the day of the week for any date ...
This 93-slide resource covers the full Functions and Modulus chapter from the Additional Mathematics syllabus. It is designed to provide around 2 weeks’ worth of lessons, revision and practice, making ...
Art of the Problem on MSN
The one-way function, how an unsolvable math problem became the foundation of online privacy
Before two strangers can communicate securely online, they must solve an ancient puzzle: agreeing on a secret without ever sharing it. This video unpacks the elegant mathematical trick, rooted in ...
In this PowerPoint, we present the concept of the modulus function. We explore it both from algebraic and graphic perspectives, trying to establish relevant connections between the two. We then study ...
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