Challis, James, 1803-1882 Notes on the principles of pure and applied calculation : and applications of mathematical principles to theories of the physical forces / by James Challis - Cambridge : Deighton, Bell, 1869 - [v]-lxiv, 696 p. ; 23 cm. Subjects--Topical Terms: Mathematical physics LC Class. No.: Microfilm 15596 QC Dewey Class. No.: 530.15