search for: negb

...pe for me. I want to make a new list that retains all the live trees. That is where Living == T. Here's the summary of the list: > summary(tf) Length Class Mode id 10 -none- numeric x 10 -none- numeric y 10 -none- numeric A 10 -none- numeric NegB 10 -none- numeric K 10 -none- numeric Age 10 -none- numeric DBH 10 -none- numeric Living 10 -none- logical pSeed 10 -none- list TCI 10 -none- numeric STA 10 -none- numeric Here are the living trees. > tf$Living [1] FALSE TRUE TRUE TRUE...