Open AccessOn the Non-Vanishing of Certain Functions
Author(s) -
Norman Levinson
Publication year - 1936
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.22.4.228
Subject(s) - sustainability , psychological intervention , climate change , intervention (counseling) , public policy , ex ante , technological change , business , public economics , environmental economics , economics , economic growth , ecology , macroeconomics , psychology , biology , psychiatry