Open AccessNatural Isoperimetric Conditions in the Calculus of Variations
Author(s) -
Garrett Birkhoff,
Magnus R. Hestenes
Publication year - 1935
Publication title -
proceedings of the national academy of sciences of the united states of america
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 5.011
H-Index - 771
eISSN - 1091-6490
pISSN - 0027-8424
DOI - 10.1073/pnas.21.2.99
Subject(s) - isoperimetric inequality , virology , pathogenesis , virus , covid-19 , biology , disease , immunology , medicine , pathology , mathematics , infectious disease (medical specialty) , mathematical analysis