minor typos

scripts/cmh-classpol.sh.in

@@ -69,7 +69,7 @@ set_DAB_from_anything() {
     if [ "$D" = 0 ] ; then
         D="`echo "nfinit (z^2 + $A*z + $B).disc" | $GP_PROGRAM -f -q`"
         if [ "$D" -le 0 ] ; then
-            echo "Error, input arguments lead to bogus discriminant D=$D" >&2
+            echo "Error, input arguments lead to bogus discriminant D=$D (one must have A^2-B>1 and squarefree)" >&2
             exit 1
         fi
     fi
@@ -84,7 +84,7 @@ EOF
     esac
     canonical="`echo "canonical_cm_parameters ($A, $B)" | $GP_PROGRAM -f -q $SHIMURA_GP`"
     if [ "$canonical" != "[$A, $B]" ] ; then
-        echo "Error, parameters [$A, $B] not canonical. Use $canonical instead\n" >&2
+        echo "Error, parameters [$A, $B] not canonical. Use $canonical instead" >&2
         exit 1
     fi