Mathematicians Of The Day

9th September



On this day in 1839, John Herschel took the first glass plate photograph. The image he captured was of William Herschel's 40-foot telescope in Slough.
See THIS LINK.

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Quotation of the day

From Frank Morley
If the angles of any triangle be trisected, the triangle, formed by the meets of pairs of trisectors, each pair being adjacent to the same side, is equilateral.
Morley's Theorem