Tag Archives: Mathematics

A quick thank you

I needed wxMaxima but the version in the repositories is a little older (one major revision). Compiling from source is straightforward but a recent discussion I had with students showed they shied away from it. So I figured I’d try … Continue reading

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Samsung NP-RV511-S02UK

I bought a new laptop the other week, a Samsung NP-RV511-S02UK. I have been using a Samsung NC10 dual booting Ubuntu and XP. An NC10 is a wondrous thing but when push comes to shove, a 1280×600 resolution is too small for Visual … Continue reading

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Conics (or Khanics?)

I’ve been reading over the course material for MS221 (I quit this module’s last presentation for personal reasons). Khan Academy has a very good series of videos. Plus it gives you points (seriously I’m addicted to rewards – you should … Continue reading

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Pythagorean triplet

Project Euler again, this time its problem 9. A Pythagorean triplet is a set of three natural numbers, abc, for which: $latex a^{2}+b^{2}=c^{2}$ For example: $latex 3^{2}+4^{2}=9+16=25=5^{2}$. There exists exactly one Pythagorean triplet for which a + b + c = 1000. Find the … Continue reading

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The 10001st prime number

Project Euler time again, I’ve come out of sequence – here’s problem 7. Continue reading

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Largest prime factor of a composite number

Project Euler problem 3 – largest prime factor of a composite number. Continue reading

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