CR, SO, SI, DLE, DC1, DC2, DC3, DC4, NAK, SYN, ETB, CAN, EM, SUB, ESC,
FS, GS, RS, US, SP) and may also contain a control-key formula.</para>
-<para>Characters with the high bit set are shown as {ALT-xxx}, where xxx is
-generated as previously described. You terminate the program with your
-shell interrupt or quit characters.</para>
+<para>Characters with the high bit set are shown as <ALT-xxx>,
+where xxx is generated as previously described. You terminate the
+program with your shell interrupt or quit characters.</para>
</refsect1>
<refsect1 id='author'><title>AUTHOR</title>