The Sierpiński triangle is a fractal that comes up in unexpected places. I’m not that interested in fractals, and yet…

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## Square wave, triangle wave, and rate of convergence

There are only a few examples of Fourier series that are relatively easy to compute by hand, and so these…

Continue Reading## Maximum gap between binomial coefficients

I recently stumbled on a formula for the largest gap between consecutive items in a row of Pascal’s triangle. For…

Continue Reading## Odd numbers in Pascal’s triangle

Here’s an interesting theorem I ran across recently. The number of odd integers in the nth row of Pascal’s triangle…

Continue Reading## Fractal via bit twiddling

The Sierpinski triangle has come up several times on this blog. Here’s yet another way to produce a Sierpinski triangle,…

Continue Reading## Recursion With Sierpinski’s Triangle

Recursion With Sierpinski’s TriangleJake ShamsBlockedUnblockFollowFollowingMay 3Recursion is a programming technique that involves creating functions that recall themselves. Most problems that…

Continue Reading## Introduction to Spring (Dependency Injection)

Introduction to Spring (Dependency Injection)Kasun DissanayakeBlockedUnblockFollowFollowingMar 19In this tutorial series I am going to cover spring framework and teach how…

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