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# Monthly Archives: May 2009

## MMM #33: Super divisible

This week’s Monday Math Madness is up at Wild About Math!. Looks like a fairly accessible problem this week: What’s the prime factorization of the smallest whole number that is divisible by all integers from 1 up to and including … Continue reading

Posted in challenges, links, number theory, primes
Tagged divisible, factorization, smallest

## Square roots with pencil and paper: the Babylonian method

Everyone knows how to add, subtract, multiply and divide with pencil and paper; but do you know how to find square roots without a calculator? (Incidentally, I highly recommend reading The Feeling of Power by Isaac Asimov, a short story … Continue reading

Posted in algebra, computation, convergence, iteration, number theory
Tagged Babylonian, method, pencil and paper, square root
10 Comments

## Wolfram|Alpha

The Internet is abuzz with the release of Wolfram|Alpha, Wolfram’s new “computational knowledge engine”. (Wolfram is the company that makes Mathematica.) So I went to try it out. It’s sort of like a search engine in that you type in … Continue reading