</td></tr><tr><td valign="top"><a name=".LE">.LE</a></td><td><p><tt class="literal">.LE</tt> [<tt class="literal">1</tt>]</p><p>End item list started by <tt class="literal">.AL</tt>, <tt class="literal">.BL</tt>, <tt class="literal">.DL</tt>, <tt class="literal">.LB</tt>, <tt class="literal">.ML</tt>, or<tt class="literal">.VL</tt>.An argument of <tt class="literal">1</tt> produces a line of whitespace (.5v) after the list.</p></td></tr><tr><td valign="top"><a name=".LI">.LI</a></td><td><p><tt class="literal">.LI</tt> [<tt><em class="replaceable"><tt>mark</em></tt>] [<tt class="literal">1</tt>]</p><p><tt><em class="replaceable">text</tt></em></tt></p><p>Item in list.  List must be initialized (see <b class="emphasis-bold">.AL</b>,<b class="emphasis-bold">.BL</b>, <b class="emphasis-bold">.DL</b>,<b class="emphasis-bold">.LB</b>, <b class="emphasis-bold">.ML</b>, and<b class="emphasis-bold">.VL</b>) and then closed using <tt class="literal">.LE</tt>.If <em class="emphasis">mark</em></tt> is specified, it replaces the mark set bythe list-initialization macro.  If <em class="emphasis">mark</em></tt> is specified alongwith second argument of <tt class="literal">1</tt>, the mark is prefixed to the current mark.</p></td></tr><tr><td valign="top"><a name=".ML">.ML</a></td><td><p><tt class="literal">.ML</tt> <tt><em class="replaceable"><tt>mark</em></tt> [<tt><em class="replaceable">indent</tt></em></tt>] [<tt class="literal">1</tt>]</p><p>Initialize list with specified <em class="emphasis">mark</em></tt>, which can be one or morecharacters.  Specify <em class="emphasis">indent</em></tt> of text (default is one space wider than <em class="emphasis">mark</em></tt>).If third argument is <tt class="literal">1</tt>, omit space between items in list.  </p></td></tr><tr><td valign="top"><a name=".MT">.MT</a></td><td><p><tt class="literal">.MT</tt> [<tt><em class="replaceable"><tt>type</em></tt>] [<tt><em class="replaceable">title</tt></em></tt>]</p><p>Specify memorandum <em class="emphasis">type</em></tt> and <em class="emphasis">title</em></tt>.  Controls format offormal memoranda and must be specified after other elements, such as<tt class="literal">.TL</tt>, <tt class="literal">.AF</tt>, <tt class="literal">.AU</tt>, <tt class="literal">.AS</tt>, and <tt class="literal">.AE</tt>.User-supplied <em class="emphasis">title</em></tt> is prefixed to page number.</p><h4 class="refsect2">Type</h4><table border="1" cellpadding="3"><tr><td><tt class="literal">0</tt></td><td><p>No type.</p></td></tr><tr><td><tt class="literal">1</tt></td><td><p>Memorandum for file (default).</p></td></tr><tr><td><tt class="literal">2</tt></td><td><p>Programmer's notes.</p></td></tr><tr><td><tt class="literal">3</tt></td><td><p>Engineer's notes.</p></td></tr><tr><td><tt class="literal">4</tt></td><td><p>Released paper.</p></td></tr><tr><td><tt class="literal">5</tt></td><td><p>External letter.</p></td></tr><tr><td><em class="emphasis">string</em></tt></td><td><p><em class="emphasis">string</em></tt> is printed.</p></td></tr></table><p></td></tr><tr><td valign="top"><a name=".ND">.ND</a></td><td><p><tt class="literal">.ND</tt> <tt><em class="replaceable"><tt>date</tt></em></tt></p><p>New date.  Change date that appears in formal memoranda.</p></td></tr><tr><td valign="top"><a name=".NE">.NE</a></td><td><p><tt class="literal">.NE</tt></p><p>Notation end.  See <b class="emphasis-bold">.NS</b>.</p></td></tr><tr><td valign="top"><a name=".nP">.nP</a></td><td><p><tt class="literal">.nP</tt></p><p>Numbered paragraphs with double-line indent at start of paragraph.See also <b class="emphasis-bold">.P</b>.</p></td></tr><tr><td valign="top"><a name=".NS">.NS</a></td><td><p><tt class="literal">.NS</tt> [<tt><em class="replaceable"><tt>type</tt></em></tt>]</p><p>Notation start.  Used with <tt class="literal">.MT 1</tt> and <tt class="literal">.AS 2</tt>/<tt class="literal">.AE</tt>(memorandum for file) to specify note for cover sheet.  Otherwise used at end of formal memoranda.  Specify notation<em class="emphasis">type</em></tt>.  </p><h4 class="refsect2">Type</h4><table border="1" cellpadding="3"><tr><td><tt class="literal">0</tt></td><td><p>Copy to (the default).</p></td></tr><tr><td><tt class="literal">1</tt></td><td><p>Copy (with attention) to.</p></td></tr><tr><td><tt class="literal">2</tt></td><td><p>Copy (without att.) to.</p></td></tr><tr><td><tt class="literal">3</tt></td><td><p>Att.</p></td></tr><tr><td><tt class="literal">4</tt></td><td><p>Atts.</p></td></tr><tr><td><tt class="literal">5</tt></td><td><p>Enc.</p></td></tr><tr><td><tt class="literal">6</tt></td><td><p>Encs.</p></td></tr><tr><td><tt class="literal">7</tt></td><td><p>Under Separate Cover.</p></td></tr><tr><td><tt class="literal">8</tt></td><td><p>Letter to.</p></td></tr><tr><td><tt class="literal">9</tt></td><td><p>Memorandum to.</p></td></tr><tr><td><tt class="literal">10</tt></td><td><p>Copy (with atts.) to.</p></td></tr><tr><td><tt class="literal">11</tt></td><td><p>Copy (without atts.) to.</p></td></tr><tr><td><tt class="literal">12</tt></td><td><p>Abstract Only to.</p></td></tr><tr><td><tt class="literal">13</tt></td><td><p>Complete Memorandum to.</p></td></tr><tr><td><em class="emphasis">string</em></tt> </td><td><p>Copy <em class="emphasis">string</em></tt> to. </p></td></tr></table><p></td></tr><tr><td valign="top"><a name=".OF">.OF</a></td><td><p><tt class="literal">.OF</tt> [<tt class="literal">'</tt><tt><em class="replaceable"><tt>left</em></tt><tt class="literal">'</tt><tt><em class="replaceable">center</em></tt><tt class="literal">'</tt><tt><em class="replaceable">right</tt></em></tt><tt class="literal">'</tt>]</p><p>Print three-part string as odd page footer; parts are left-justified, centered,and right-justified at bottom of every odd page.  </p></td></tr><tr><td valign="top"><a name=".OH">.OH</a></td><td><p><tt class="literal">.OH</tt> [<tt class="literal">'</tt><tt><em class="replaceable"><tt>left</em></tt><tt class="literal">'</tt><tt><em class="replaceable">center</em></tt><tt class="literal">'</tt><tt><em class="replaceable">right</tt></em></tt><tt class="literal">'</tt>]</p><p>Print three-part string as odd page header; parts are left-justified, centered,and right-justified at top of every odd page.  </p></td></tr><tr><td valign="top"><a name=".OK">.OK</a></td><td><p><tt class="literal">.OK</tt> [<tt><em class="replaceable"><tt>topic</tt></em></tt>]</p><p>Other keywords.  Specify <em class="emphasis">topic</em></tt> to appear on cover sheet of formalmemoranda.  Up to nine arguments.</p></td></tr><tr><td valign="top"><a name=".OP">.OP</a></td><td><p><tt class="literal">.OP</tt></p><p>Force an odd page.</p></td></tr><tr><td valign="top"><a name=".P">.P</a></td><td><p><tt class="literal">.P </tt>[<tt><em class="replaceable"><tt>type</tt></em></tt>]</p><p>Start new paragraph.  A paragraph <em class="emphasis">type</em></tt> can be specified,overriding default.  Various registers can be set to control default formats:</p><table border="1" cellpadding="3"><tr><td><tt class="literal">Pt</tt></td><td><p>Paragraph type for document (default is 0).  </p></td></tr><tr><td><tt class="literal">Pi</tt></td><td><p>Amount of indent (default is 3n).</p></td></tr><tr><td><tt class="literal">Ps</tt></td><td><p>Spacing between paragraphs (default is one line of white space).  </p></td></tr><tr><td><tt class="literal">Np</tt></td><td><p>Set this to 1 to produce numbered paragraphs.</p></td></tr></table><p><h4 class="refsect2">Type</h4><table border="1" cellpadding="3"><tr><td><tt class="literal">0</tt></td><td><p>Left-justified (the default).</p></td></tr><tr><td><tt class="literal">1</tt></td><td><p>Indented.</p></td></tr><tr><td><tt class="literal">2</tt></td><td><p>Indentedexcept after displays (<tt class="literal">.DE</tt>),lists (<tt class="literal">.LE</tt>),and headings (<tt class="literal">.H</tt>).</p></td></tr></table><p></td></tr><tr><td valign="top"><a name=".PF">.PF</a></td><td><p><tt class="literal">.PF</tt> [<tt class="literal">'</tt><tt><em class="replaceable"><tt>left</em></tt><tt class="literal">'</tt><tt><em class="replaceable">center</em></tt><tt class="literal">'</tt><tt><em class="replaceable">right</tt></em></tt><tt class="literal">'</tt>]</p><p>Print three-part string as page footer; parts are left-justified, centered,and right-justified at bottom of every page.  Use <tt class="literal">\\\\nP</tt>in string to obtain page number.  See also <b class="emphasis-bold">.EF</b> and <b class="emphasis-bold">.OF</b>.</p></td></tr><tr><td valign="top"><a name=".PH">.PH</a></td><td><p><tt class="literal">.PH</tt> [<tt class="literal">'</tt><tt><em class="replaceable"><tt>left</em></tt><tt class="literal">'</tt><tt><em class="replaceable">center</em></tt><tt class="literal">'</tt><tt><em class="replaceable">right</tt></em></tt><tt class="literal">'</tt>]</p><p>Print three-part string as page header; parts are left-justified, centered,and right-justified at top of every page.  Use <tt class="literal">\\\\nP</tt> in string toobtain page number.  See also <b class="emphasis-bold">.EH</b> and <b class="emphasis-bold">.OH</b>.</p></td></tr><tr><td valign="top"><a name=".PM">.PM</a></td><td><p><tt class="literal">.PM</tt> [<tt><em class="replaceable"><tt>type</tt></em></tt>]</p><p>Proprietary marking on each page.</p><h4 class="refsect2">Type</h4><table border="1" cellpadding="3"><tr><td><tt class="literal">P</tt></td><td><p>Private.</p></td></tr><tr><td><tt class="literal">N</tt></td><td><p>Notice.</p></td></tr></table><p></td></tr><tr><td valign="top"><a name=".PX">.PX</a></td><td><p><tt class="literal">.PX</tt></p><p>Page-heading user exit.  Invoked after restoration of defaultenvironment.  See <b class="emphasis-bold">.TP</b>.</p></td></tr><tr><td valign="top"><a name=".R">.R</a></td><td><p><tt class="literal">.R</tt></p><p>Return to roman font (end underlining or overstriking in <tt class="literal">nroff</tt>).</p></td></tr><tr><td valign="top"><a name=".RB">.RB</a></td><td><p><tt class="literal">.RB</tt> [<tt><em class="replaceable"><tt>rarg</em></tt>] [<tt><em class="replaceable">barg</tt></em></tt>]</p><p>Set <em class="emphasis">rarg</em></tt> in roman and <em class="emphasis">barg</em></tt> in bold.  Up to six arguments.</p></td></tr><tr><td valign="top"><a name=".RD">.RD</a></td><td><p><tt class="literal">.RD</tt> [<tt><em class="replaceable"><tt>prompt</tt></em></tt>]</p><p>Read input from terminal, supplying optional <em class="emphasis">prompt</em></tt>.</p></td></tr><tr><td valign="top"><a name=".RF">.RF</a></td><td><p><tt class="literal">.RF</tt></p><p>Endof reference text.  See also <b class="emphasis-bold">.RS</b>.</p></td></tr><tr><td valign="top"><a name=".RI">.RI</a></td><td><p><tt class="literal">.RI</tt> [<tt><em class="replaceable"><tt>rarg</em></tt>] [<tt><em class="replaceable">barg</tt></em></tt>]</p><p>Set <em class="emphasis">rarg</em></tt> in roman and <em class="emphasis">barg</em></tt> in italics.  Up to six arguments.</p></td></tr><tr><td valign="top"><a name=".RL">.RL</a></td><td><p><tt class="literal">.RL</tt> [<tt><em class="replaceable"><tt>indent</tt></em></tt>] [<tt class="literal">1</tt>]</p><p>Initialize reference list, essentially a numbered list with number setwithin brackets (<tt class="literal">[ ]</tt>).Specify <em class="emphasis">indent</em></tt> of text; the default is set through register <tt class="literal">Li</tt>.If second argument is <tt class="literal">1</tt>, omit space between list items.</p></td></tr><tr><td valign="top"><a name=".RP">.RP</a></td><td><p><tt class="literal">.RP</tt> [<tt><em class="replaceable"><tt>counter</em></tt>] [<tt><em class="replaceable">skip</tt></em></tt>]</p><p>Produce reference page.</p><h4 class="refsect2">Counter</h4><table border="1" cellpadding="3"><tr><td><tt class="literal">0</tt></td><td>Reset the reference counter (default).</td></tr><tr><td><tt class="literal">1</tt></td><td>Do not reset the reference counter.</td></tr></table><p>