search for: price_point

Displaying 1 result from an estimated 1 matches for "price_point".

2010 Mar 06
2
memory error in for loop
...ix w/o price point column ptable [is.na(ptable)] <- 0 #convert NA values to 0 maxval<-max(ptable) #create volume axis interval<-ceiling(maxval)/27 mgy<- seq(0,ceiling(maxval), by=interval) fprice <- c(i$price_point)#create price point axis #pdf(paste(i,"fuel_pw.pdf", sep=""), bg="white") matplot(ptable, fprice, type="l", col= rainbow(length(names(i)))) #rm(i,ptable, fprice, maxval, interval, mgy) dev.off() } and the resulting error: + fprice <- c(i$price_...