### The VigenĂ¨re cipher in Haskell

Programming the VigenĂ¨re cipher is my go-to problem when learning a new language. It’s only ever a few lines of…

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# Category: Computation

### The VigenĂ¨re cipher in Haskell

### Analysis of a recent election

### The Gini coefficient and income inequality in Australia

### Let’s hear it for Logo (3)

### Let’s hear it for Logo! (2)

### Let’s hear it for Logo!

### Approximating the sum of an infinite series (3)

### Approximating the sum of an infinite series (2)

### Approximating the sum of an infinite series

### Tuning and temperament (5): Meantone and the syntonic comma

Various things, mostly mathematical

Programming the VigenĂ¨re cipher is my go-to problem when learning a new language. It’s only ever a few lines of…

On November 18, 2017, a by-election was held in my suburb of Northcote, on account of the death by cancer…

According to Australia’s national broadcasting network, the ABC, inequality is increasing. This claim has been refuted by several academics. Now…

Logo is of course known for its turtle graphics, and such is the appeal that there are now turtle graphics…

Continuing my re-discovery of Logo, I thought I’d try to implement a backtracking solution to finding a Hamiltonian cycle in…

Recently I had the occasion of helping my autistic son with some elementary mathematics. He’s very averse to writing, but…

In the last post I looked at Aitken’s delta-squared process, and showed its applicability to summing some alternating series. But…

Before we begin, some basic definitions. Suppose is a sequence that converges to a limit . We say that the…

I started thing about this as I was preparing some material on the use of Matlab for teaching engineering mathematics…

The Pythagorean comma may be considered as the difference in two ways of tuning 84 semitones: either as 12 fifths,…