Antonii Deusingii ... De vero systemate mundi dissertatio mathematica : quâ Copernici systema mundi reformatur : sublatis interim infinitis penè orbibus, quibus in systemate Ptolemaico humana mens distrahitur (1643)
SYSTEMATE MvYNDFE $7 tto Deferentis Y … Planetam fimpli- ciffimo & fummé zquabili motu circumvolvi , nec zquato- rei circuli ac Deferentis ullam fuperefle neceffitatem. Cum enim Eccentrici jam conftituti IK Eccentricitas O Y equalis fit, ex hypothefi femidiametro /Equantis EG , fi eáquidem infenfibili differenuià Copernici motus…
Astronomy -- Early works to 1800
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