A treatise on the integral calculus and its applications with numerous examples
By: by I. Todhunter.
Publisher: Macmillan and co.
Published: 1886
Place of publication: London
Language: eng
Number of pages: 408
Subjects: Calculus, Integral.; Calculus of variations.
Notes: "First ed. printed 1857 ... fifth 1878; reprinted 1880, 1883, 1886, 1889, 1891, 1895, 1906."

Calculus of variations: p. 338-394.