§ 31 n. 1. E.g. F. 1901, p. 6; F. 1897, Part I, pp. 62–63. ↩
§ 31 n. 2. See Chap. IV. ↩
§ 31 n. 3. See Chap. V. ↩
§ 32 n. 1. F. 1901 and R. d. M. Vol. VII, No. 1 (1900). ↩
§ 32 n. 2. F. 1897, Part I. ↩
§ 33 n. 1. In consequence of the criticisms of Padoa, R. d. M. Vol. VI, p. 112. ↩
§ 33 n. 2. R. d. M. Vol. VII, No. 1, p. 23; F. 1901, p. 21, § 2, Pro. 4. 0, Note. ↩
§ 34 n. 1. See e.g. F. 1901, Part I, § 1, Prop. 3. 3 (p. 10). ↩
§ 36 n. 1. E.g. F. 1901, Part I, § 10, Props. 1. 0. 01 (p. 33). ↩
§ 36 n. 2. See my article Sur la logique des relations, R. d. M. Vol. VII, 2 (1901). ↩
The Principles of Mathematics was written by Bertrand Russell, and published in in 1903. It is now available in the Public Domain.