ISBN-13: 9783642256196 / Angielski / Twarda / 2012 / 194 str.
ISBN-13: 9783642256196 / Angielski / Twarda / 2012 / 194 str.
This book shows how to calculate arbitrarily high orders of derivatives of the Douglas Energy defined on the infinite dimensional manifold of all surfaces spanning a contour, breaking new ground in the Calculus of Variations.