Michael Shapiro shapiro at zorro.cecer.army.mil
Wed Mar 25 17:58:07 EST 1992

Slope is a weighted average of sorts.  Get  the  r.mapcalc  paper
from  moon.cecer.army.mil  and  read  about  slope and aspect and
you'll see (1) how r.slope.apsect does it and  (2)  how  you  can
devise your own formula.

Michael Shapiro                        U.S. Army CERL                  
email:   shapiro at zorro.cecer.army.mil  Environmental Division          
phone:   (217) 352-6511  ext 526       P.O. Box 9005                   
fax:     (217) 373-7222                Champaign, Ill. 61826-9005

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