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I am the founder of Hatsya Limited, which provides mathematical and technological solutions to realworld problems.

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Monthly Archives: August 2012
Sexy symmetrical starfish
Studies have shown that bilateral symmetry in female humans is linked to attractiveness. Also connected with attractiveness is the presence of the golden ratio (the positive real root of the quadratic equation x² – x – 1 = 0, approximately 1.618034). Earlier, … Continue reading
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Elliptic curve calculator
What’s the cheapest calculator you know of? Basic calculators are much cheaper than their scientific counterparts, and you can probably get one for £2. A slide rule is even cheaper: you could strap together two plastic rulers with logarithmic scales … Continue reading
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Cipher 1: Puzzle Hybridisation
This is the first of a series of cipher challenges published at regular intervals. After much deliberation, I settled upon a 28day cycle, for the benefit of both werewolves and premenopausal women alike. It is also a convenient multiple of … Continue reading
Conway polyhedron notation
There is a plethora of polyhedra. One way to classify polyhedra is based on their symmetry, transitivity and other properties. An alternative, constructive approach, by John Conway, involves specifying sequences of operations to turn one polyhedron into another. Quite a … Continue reading
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Are you Ready?
I expect you’re tired of hearing about the centenary of Alan Turing’s birth. His automated machines for cracking the German Enigma and Lorenz ciphers have enjoyed quite a lot of recent press, as has his pioneering work on the theory … Continue reading
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Pathological functions
For my first post on this blog, I’ve decided to stay away from complex projective 4space, but instead write about something equally mathematical and just as interesting: pathological functions. The ideas may be more familiar to you in the form of fractals, although the … Continue reading
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