Mesterton-Gibbons, Mike. A primer on the calculus of variations and optimal control theory / Mike Mesterton-Gibbons. - Providence, R.I. : American Mathematical Society, c2012. - xiii, 252 p. : ISBN: 9780821847725 (alk. paper) Subjects--Topical Terms: Calculus of variations. Dewey Class. No.: 515.64 / Pr