Registered users receive a variety of benefits including the ability to customize email alerts, create favorite journals list, and save searches.
Please note that a Project Euclid web account does not automatically grant access to full-text content. An institutional or society member subscription is required to view non-Open Access content.
Contact customer_support@projecteuclid.org with any questions.
View Project Euclid Privacy Policy
Jesse Douglas "The transversality relative to a surface of $\int {F\left( {x,y,z,y',z'} \right)dx = {\text{Minimum}}}$," Bulletin of the American Mathematical Society, Bull. Amer. Math. Soc. 32(6), 669-674, (November-December 1926)