Note 64 — Chapter I · A SHORT HISTORY OF METAGEOMETRY.
Reading edition
On this point, cf. Klein, Höhere Geometrie, Göttingen, 1893, II. pp. 225–244, especially pp. 230–1.
Reading edition
On this point, cf. Klein, Höhere Geometrie, Göttingen, 1893, II. pp. 225–244, especially pp. 230–1.