### Description

I have worked as a math professor, programmer, consultant, manager, and statistician. I enjoy combining these skills and experiences to solve problems and see the solutions carried out.

### The Endeavour's Latest Posts

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One of my favorite books when I was growing up was the Mathematics volume in the LIFE Science Library. I didn’t own the book, but my uncle did, and I’d browse through the book whenever I visited him. I was too young at the time to understand much of what I was reading. One of […]

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I recently ran across PSReadLine, a project that makes the PowerShell console act more like a bash shell. I’ve just started using it, but it seems promising. I’m switching between Linux and Windows frequently these days and it’s nice to have a little more in common between the two. I’d rather write a PowerShell script […]

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How many ways can you make change for a dollar? This post points to two approaches to the problem, one computational and one analytic. SICP gives a Scheme program to solve the problem: (define (count-change amount) (cc amount 5)) (define (cc amount kinds-of-coins) (cond ((= amount 0) 1) ((or (

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Learn basic medical vocabulary a little at a time by following my new account @MedVocab on Twitter. See the full list of my daily tip Twitter accounts here. The icon for the site is taken from one of Leonardo da Vinci’s anatomical drawings.

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Jigsaw puzzles that say they have 1,000 pieces have approximately 1,000 pieces, but probably not exactly 1,000. Jigsaw puzzle pieces are typically arranged in a grid, so the number of pieces along a side has to be a divisor of the total number of pieces. This means there aren’t very many ways to make a […]

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