[51.] V.

[52.] DEMONSTRATIO SECVNDAE PARTIS.

[53.] COMMENTARIVS.

[54.] DEMONSTRATIO TERTIAE PARTIS.

[55.] COMMENTARIVS.

[56.] DEMONSTRATIO QVARTAE PARTIS.

[57.] DEMONSTRATIO QVINT AE PARTIS.

[58.] FINIS LIBRORVM ARCHIMEDIS DE IIS, QVAE IN AQVA VEHVNTVR.

[59.] FEDERICI COMMANDINI VRBINATIS LIBER DE CENTRO GRAVITATIS SOLIDORV M.

[60.] CVM PRIVILEGIO IN ANNOS X. BONONIAE, Ex Officina Alexandri Benacii. M D LXV.

[61.] ALEXANDRO FARNESIO CARDINALI AMPLISSIMO ET OPTIMO.

[62.] FEDERICI COMMANDINI VRBINATIS LIBER DE CENTRO GRAVITATIS SOLIDORVM. DIFFINITIONES.

[63.] PETITIONES.

[64.] THEOREMA I. PROPOSITIO I.

[65.] THEOREMA II. PROPOSITIO II.

[66.] THE OREMA III. PROPOSITIO III.

[67.] THE OREMA IIII. PROPOSITIO IIII.

[68.] ALITER.

[69.] THEOREMA V. PROPOSITIO V.

[70.] COROLLARIVM.

[71.] THEOREMA VI. PROPOSITIO VI.

[72.] THE OREMA VII. PROPOSITIO VII.

[73.] THE OREMA VIII. PROPOSITIO VIII.

[74.] THE OREMA IX. PROPOSITIO IX.

[75.] PROBLEMA I. PROPOSITIO X.

[76.] PROBLEMA II. PROPOSITIO XI.

[77.] PROBLEMA III. PROPOSITIO XII.

[78.] PROBLEMA IIII. PROPOSITIO XIII.

[79.] THEOREMA X. PROPOSITIO XIIII.

[80.] THE OREMA XI. PROPOSITIO XV.