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# Copyright(c) 1986 Association of Universities for Research in Astronomy Inc.
# ALOV -- Compute the low value (minimum) of a vector.
real procedure alovr (a, npix)
real a[ARB]
int npix
real low, pixval
int i
begin
low = a[1]
do i = 1, npix {
pixval = a[i]
if (pixval < low)
low = pixval
}
return (low)
end
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