Some strange mathematical sequences are always whole numbers — until they’re not. The puzzling patterns have revealed ties to graph theory and prime numbers, awing mathematicians. Simple, yes, but ...
You can use Apple’s Numbers app for sophisticated spreadsheet work. But where it falls short—as does Microsoft Excel—is at cleaning up data that’s in the spreadsheet. Where Microsoft Word lets you use ...
Katie has a PhD in maths, specializing in the intersection of dynamical systems and number theory. She reports on topics from maths and history to society and animals. Katie has a PhD in maths, ...
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