[41.] THEOR. IV. PROP. XI.
[42.] COROLL.
[43.] MONITVM.
[44.] LEMMA III. PROP. XII.
[45.] ALITER idem breuiùs.
[46.] ITER VM aliter breuiùs, ſed negatiuè.
[47.] COROLL.
[48.] THEOR. V. PROP. XIII.
[49.] COROLL. I.
[50.] COROLL. II.
[51.] COROLL. III.
[52.] THEOR. VI. PROP. XIV.
[53.] COROLLARIVM.
[54.] THEOR. VII. PROP. XV.
[55.] THEOR. VIII. PROP. XVI.
[56.] THEOR. IX. PROP. XVII.
[57.] MONITVM.
[58.] THEOR. X. PROP. XVIII.
[59.] Definitiones Secundæ. I.
[60.] II.
[61.] III.
[62.] IV.
[63.] V.
[64.] VI.
[65.] VII.
[66.] VIII.
[67.] IX.
[68.] THEOR. XI. PROP. XIX.
[69.] COROLL. I.
[70.] COROLL. II.