Writings

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We introduce the Kodama vector field for rotationally symmetric space-times and its relation to gravitational red-shift.
Last updated on 15 min read expository

First let us consider the following question on a finite dimensional vector space. Let $(V, \langle\cdot\rangle)$ be a $k$-dimensional …
Last updated on 4 min read mathematical diversions

I've just spent much too long puzzling over the geometric formalism of a paper of Lazar and Hehl, so I figure I'll write a little …
Last updated on 11 min read expository

We give a proof of the irrationality of π.
Last updated on 5 min read expository

We explain how to conformally compactify Lorentzian manifolds.
Last updated on 12 min read expository

My PhD Thesis on characterization and conditional uniqueness of the Kerr-Newman solution in general relativity.
Last updated on 2 min read research

Lecture notes on a fake derivation of the Kerr metric from the Schwarzschild metric, based on lots of hindsight.
Last updated on 1 min read expository