motus, po- fto termino immobili ia utroque cafn. | DAE MO, N.SNT R.A T FO m ' Sen duo corpora mobilia B & C , unum incedens fecundum rectam LEF, nempecorpus B, aliud C, motum fecundum lineam C G. moveatur B , velocius quàm C ; fit veró A terminus immobilis. Dico primó,fi oculus videntis fit in… … nean BF, lhneà CD " A. majorem ; non amplius videbuntur fub,eadem linea,fed videbitur alterum mobile F , cum A , fa- cere angulum ad D., perlineas FD & A D ; diverfitas igitur eft angu- lus F D A, qui menfuratur re&a F A , quz disjunxit ab una & eadem li- nca vifionis hec tria corpora A B C, per…
Astronomy -- Early works to 1800 · Solar system
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