[R] Matrix indexing question

[R.E. Darnell]

I apologise if this type of question has been answered before, however
how do I count the number of TRUE's in the upper half (non-symmetric)
matrix of logicals.

Thank you

Ross Darnell
University of Newcastle
-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-
r-help mailing list -- Read http://www.ci.tuwien.ac.at/~hornik/R/R-FAQ.html
Send "info", "help", or "[un]subscribe"
(in the "body", not the subject !)  To: r-help-request at stat.math.ethz.ch
_._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._