THE CALCULUS OF FINITE DIFFERENCES 167
Its general Character 167 Its true Nature 168
GENERAL THEORY OF SERIES 170 Its Identity with this Calculus 172
PERIODIC OR DISCONTINUOUS FUNCTIONS 173
APPLICATIONS OF THIS CALCULUS 173 Series 173 Interpolation 173 Approximate Rectification, &c. 174
The Philosophy of Mathematics · The Wunder Library — complete classics, free to read, with narration.