utem , tum demum hanc trian - guli divisionem tradere , cum prius expli cata & demonstratae fuerint generales tri anguli proprietates , unde poterit cogno sci duos saltem angulos in triangulo debere esse acutos , quia tres junctim duobus re stis äquivalent . Hoc vitium coincidit ctJtn illo inversi… … INDEX ,
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