biography
| sex:
| male
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| lived:
| (1811–89)
|
| biography:
| Astronomer and mathematician, born in Willington, Connecticut, USA. He taught mathematics at Western Reserve College (1837–44), and natural history at the University of the City of New York (1844–60) and Yale (1860–89). He wrote books on mathematics and astronomy, determined the speed that electrical current travels in wire, and calculated elements of the orbit of Halley's comet. |
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