SizesProp03

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Proposition 3 of the book [i]On Sizes[/i] states that the circle in the moon which divides the dark and the bright portions is least when the cone comprehending both the sun and the moon has its vertex at our eye (Heath 1913:362).

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A. G. Gomez (agg29@ou.ac.uk) — November 6, 2011 - 8:47 AM

Resource Type: Activity
Tags: aristarchos aristarchus sizes
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Target Group (Age): 19+
Language: English (United Kingdom)

Views: 3309

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License: CC-BY-SA, GeoGebra Terms of Use

SizesProp03

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