#
#
# Written by:
# -- 
# John L. Weatherwax                2009-04-21
# 
# email: wax@alum.mit.edu
# 
# Please send comments and especially bug reports to the
# above email address.
# 
#-----

N=100000
  
y=c();
system.time(for (t in 1:N){ y[t]=exp(t) })

system.time(exp(1:N))

system.time(sapply(1:N,exp))