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jrhawley.ca
| | tdhopper.com
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| | Ten years ago today, John Cook published his first blog post entitled Moore's law and software bloat, a brief observation on how "Software bloat has increased at roughly the same rate as Moore's law". Since then, he's written over 2,700 posts (nearly 1 per day) on math, computing, software development, statistics, science, and more. His posts are rarely long, but they always give me something to think about. Over the last six years since I discovered his blog, John has encouraged me to
| | www.colorado.edu
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| | Research and coursework in the Air Quality track e
| | www.arsmathematica.net
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| | mattbaker.blog
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| I'm teaching Graduate Algebra this semester, and I wanted to record here the proof I gave in class of the (existence part of the) structure theorem for finitely generated modules over a PID. It's a standard argument, based on the existence of the Smith Normal Form for a matrix with entries in a PID, but...