Theoremata subtilissima
Theorema primum.
Scholium.
Theorema ii.
Theorema iii.
Theorema iv.
Theorema v.
Theorema vi.
Scholium l
Theorema vii.
Theorema viii.
Theorema ix.
Theorema x.
Theorema xi.
Theorema xii.
Theorema xiii.
Theorema xiv.
Theorema xv.
Theorema xvi
Theorema xvii.
Theorema xviii.
Theorema xix.
Theorema xx.
Theorema xxi.
Theorema xxii.
Scholium ii
Theorema xxiii.
