substitute
Dear r-help, I have troubles with 'substitute'. I have the data frame with vectors data$area.0, data$area.20, etc... Command substitute(data$area.lon,list(lon=20)) returns data$area.lon but is expected to return data$area.20 Where did I do mistakes?
Best regards Wladimir Eremeev mailto:wl at eimb.ru ========================================================================== Research Scientist Leninsky Prospect 33, Space Monitoring & Ecoinformation Systems Sector, Moscow, Russia, 119071, Institute of Ecology, Phone: (095) 135-9972; Russian Academy of Sciences Fax: (095) 954-5534