[238] Newt. Princ. Philos. Nat. Lib. III. prop. 6.
[239] Ch. 3. § 6.
[240] Book I. Ch. 2. § 24.
[241] Newt. Princ. Lib. III. prop. 6.
[242] Ch. 3. § 6.
[243] Newt. Princ. philos. Lib. III. prop. 7. cor. 1.
[244] See Book I. Ch. 1. § 15.
[245] Ibid. § 5, 6.
[246] Chap. 2. § 8.
[247] Newt. Princ. Lib. I. prop. 63.