Tag Archives: functions

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Categorial decomposition of Galilean spacetime. Sean Carroll tells us that it was Galileo who first si rese conto che motion can be separated into: motion in the x direction — ẋ or x′[t] motion in the y direction — ẏ or y′[t] motion … Continue reading

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Parameters

The shape of the continents depends on the global temperature. (Cold locks ice in polar caps.) Google “Morse theory”. The price of housing always rises, until it doesn’t.  You develop a system of habits to discipline yourself; maxims for self-motivation; … Continue reading

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Space

The word ‘space’ has acquired several meanings, which is what you would expect of such a sexy, primitive, metaphorically rich, eminently repurposeable concept. Outer space, of course, is where cosmonauts, Hubble telescopes, television satellites, and aliens reside. It’s ℝ³, or … Continue reading

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Talking in Tuples

Mathematics is the *Most* Different Language. In Can we make mathematics intelligible?, R P Boas jokes: There is a test for identifying some of the future professional mathematicians at an early age. These are the students who instantly comprehend a sentence … Continue reading

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