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+# Copyright(c) 1986 Association of Universities for Research in Astronomy Inc.
+
+# AMOV -- Copy a vector (generic). The operation is carried out in such
+# a way that the result is the same whether or not the output vector
+# overlaps the input vector.
+
+procedure amovr (a, b, npix)
+
+real a[ARB], b[ARB]
+int npix, i, a_first, b_first
+
+begin
+ call zlocva (a, a_first)
+ call zlocva (b, b_first)
+
+ if (a_first == b_first)
+ return
+
+ if (a_first < b_first) {
+ do i = npix, 1, -1
+ b[i] = a[i]
+ } else {
+ do i = 1, npix
+ b[i] = a[i]
+ }
+end