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Diff for /mandoc/mandoc_char.7 between version 1.5 and 1.37

version 1.5, 2009/06/10 20:18:43 version 1.37, 2010/05/09 15:08:16
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 .\"     $Id$  .\"     $Id$
 .\"  .\"
 .\" Copyright (c) 2009 Kristaps Dzonsons <kristaps@kth.se>  .\" Copyright (c) 2009 Kristaps Dzonsons <kristaps@bsd.lv>
 .\"  .\"
 .\" Permission to use, copy, modify, and distribute this software for any  .\" Permission to use, copy, modify, and distribute this software for any
 .\" purpose with or without fee is hereby granted, provided that the above  .\" purpose with or without fee is hereby granted, provided that the above
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 .\" WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN  .\" WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
 .\" ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF  .\" ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
 .\" OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.  .\" OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
 .\"  .\"
 .Dd $Mdocdate$  .Dd $Mdocdate$
 .Dt MANDOC_CHAR 7  .Dt MANDOC_CHAR 7
 .Os  .Os
 .\" SECTION  
 .Sh NAME  .Sh NAME
 .Nm mandoc_char  .Nm mandoc_char
 .Nd mandoc special characters  .Nd mandoc special characters
 .\" SECTION  
 .Sh DESCRIPTION  .Sh DESCRIPTION
 This documents the special characters accepted by  This page documents the special characters and predefined strings accepted by
 .Xr mandoc 1  .Xr mandoc 1
 to format  to format
 .Xr mdoc 7  .Xr mdoc 7
 and  and
 .Xr man 7  .Xr man 7
 documents.  Specific output devices of  documents.
 .Xr mandoc 1 ,  
 dictated by the  
 .Fl T Ns Ar output  
 argument, will properly render these sequences.  
 .Pp  .Pp
 Both  Both
 .Xr mdoc 7  .Xr mdoc 7
 and  and
 .Xr man 7  .Xr man 7
 encode special characters with slightly different semantics; consult the  encode special characters with
 respective manuals for these escapes.  .Sq \eX
   .Pq for a one-character escape ,
   .Sq \e(XX
   .Pq two-character ,
   and
   .Sq \e[N]
   .Pq N-character .
   One may generalise
   .Sq \e(XX
   as
   .Sq \e[XX]
   and
   .Sq \eX
   as
   .Sq \e[X] .
   Predefined strings are functionally similar to special characters, using
   .Sq \e*X
   .Pq for a one-character escape ,
   .Sq \e*(XX
   .Pq two-character ,
   and
   .Sq \e*[N]
   .Pq N-character .
   One may generalise
   .Sq \e*(XX
   as
   .Sq \e*[XX]
   and
   .Sq \e*X
   as
   .Sq \e*[X] .
 .Pp  .Pp
 Grammatic:  Note that each output mode will have a different rendering of the
 .Bl -tag -width 12n -offset "XXXX" -compact  characters.
 .It \e(em  It's guaranteed that each input symbol will correspond to a
 .Pq em-dash  (more or less) meaningful output rendering, regardless the mode.
 .It \e(en  .Sh SPECIAL CHARACTERS
 .Pq en-dash  These are the preferred input symbols for producing special characters.
 .It \e-  .Pp
 .Pq hyphen  Spacing:
 .It \e\e  .Bl -column -compact -offset indent "Input" "Description"
 .Pq back-slash  .It Em Input Ta Em Description
 .It \e'  .It \e~      Ta non-breaking, non-collapsing space
 .Pq apostrophe  .It \e       Ta breaking, non-collapsing n-width space
 .It \e`  .It \e^      Ta zero-width space
 .Pq back-tick  .It \e%      Ta zero-width space
 .It \e  .It \e&      Ta zero-width space
 .Pq space  .It \e|      Ta zero-width space
 .It \e.  .It \e0      Ta breaking, non-collapsing digit-width space
 .Pq period  .It \ec      Ta removes any trailing space (if applicable)
 .It \e(r!  
 .Pq upside-down exclamation  
 .It \e(r?  
 .Pq upside-down question  
 .El  .El
 .\" PARAGRAPH  
 .Pp  .Pp
 Enclosures:  Lines:
 .Bl -tag -width 12n -offset "XXXX" -compact  .Bl -column -compact -offset indent "Input" "Rendered" "Description"
 .It \e(lh  .It Em Input Ta Em Rendered Ta Em Description
 .Pq left hand  .It \e(ba    Ta \(ba        Ta bar
 .It \e(rh  .It \e(br    Ta \(br        Ta box rule
 .Pq right hand  .It \e(ul    Ta \(ul        Ta underscore
 .It \e(Fo  .It \e(rl    Ta \(rl        Ta overline
 .Pq left guillemet  .It \e(bb    Ta \(bb        Ta broken bar
 .It \e(Fc  .It \e(sl    Ta \(sl        Ta forward slash
 .Pq right guillemet  .It \e(rs    Ta \(rs        Ta backward slash
 .It \e(fo  
 .Pq left guilsing  
 .It \e(fc  
 .Pq right guilsing  
 .It \e(rC  
 .Pq right brace  
 .It \e(lC  
 .Pq left brace  
 .It \e(ra  
 .Pq right angle  
 .It \e(la  
 .Pq left angle  
 .It \e(rB  
 .Pq right bracket  
 .It \e(lB  
 .Pq left bracket  
 .It \eq  
 .Pq double-quote  
 .It \e(lq  
 .Pq left double-quote  
 .It \e(Lq  
 .Pq left double-quote, deprecated  
 .It \e(rq  
 .Pq right double-quote  
 .It \e(Rq  
 .Pq right double-quote, deprecated  
 .It \e(oq  
 .Pq left single-quote  
 .It \e(aq  
 .Pq right single-quote  
 .It \e(Bq  
 .Pq right low double-quote  
 .It \e(bq  
 .Pq right low single-quote  
 .El  .El
 .\" PARAGRAPH  
 .Pp  .Pp
 Indicatives:  Text markers:
 .Bl -tag -width 12n -offset "XXXX" -compact  .Bl -column -compact -offset indent "Input" "Rendered" "Description"
 .It \e(<-  .It Em Input Ta Em Rendered Ta Em Description
 .Pq left arrow  .It \e(ci    Ta \(ci        Ta circle
 .It \e(->  .It \e(bu    Ta \(bu        Ta bullet
 .Pq right arrow  .It \e(dd    Ta \(dd        Ta double dagger
 .It \e(ua  .It \e(dg    Ta \(dg        Ta dagger
 .Pq up arrow  .It \e(lz    Ta \(lz        Ta lozenge
 .It \e(da  .It \e(sq    Ta \(sq        Ta white square
 .Pq down arrow  .It \e(ps    Ta \(ps        Ta paragraph
 .It \e(<>  .It \e(sc    Ta \(sc        Ta section
 .Pq left-right arrow  .It \e(lh    Ta \(lh        Ta left hand
 .It \e(lA  .It \e(rh    Ta \(rh        Ta right hand
 .Pq left double-arrow  .It \e(at    Ta \(at        Ta at
 .It \e(rA  .It \e(sh    Ta \(sh        Ta hash (pound)
 .Pq right double-arrow  .It \e(CR    Ta \(CR        Ta carriage return
 .It \e(uA  .It \e(OK    Ta \(OK        Ta check mark
 .Pq up double-arrow  
 .It \e(dA  
 .Pq down double-arrow  
 .It \e(hA  
 .Pq left-right double-arrow  
 .El  .El
 .\" PARAGRAPH  
 .Pp  .Pp
   Legal symbols:
   .Bl -column -compact -offset indent "Input" "Rendered" "Description"
   .It Em Input Ta Em Rendered Ta Em Description
   .It \e(co    Ta \(co        Ta copyright
   .It \e(rg    Ta \(rg        Ta registered
   .It \e(tm    Ta \(tm        Ta trademarked
   .El
   .Pp
   Punctuation:
   .Bl -column -compact -offset indent "Input" "Rendered" "Description"
   .It Em Input Ta Em Rendered Ta Em Description
   .It \e(em    Ta \(em        Ta em-dash
   .It \e(en    Ta \(en        Ta en-dash
   .It \e(hy    Ta \(hy        Ta hyphen
   .It \ee      Ta \e          Ta back-slash
   .It \e.      Ta \.          Ta period
   .It \e(r!    Ta \(r!        Ta upside-down exclamation
   .It \e(r?    Ta \(r?        Ta upside-down question
   .El
   .Pp
   Quotes:
   .Bl -column -compact -offset indent "Input" "Rendered" "Description"
   .It Em Input Ta Em Rendered Ta Em Description
   .It \e(Bq    Ta \(Bq        Ta right low double-quote
   .It \e(bq    Ta \(bq        Ta right low single-quote
   .It \e(lq    Ta \(lq        Ta left double-quote
   .It \e(rq    Ta \(rq        Ta right double-quote
   .It \e(oq    Ta \(oq        Ta left single-quote
   .It \e(cq    Ta \(cq        Ta right single-quote
   .It \e(aq    Ta \(aq        Ta apostrophe quote (text)
   .It \e(dq    Ta \(dq        Ta double quote (text)
   .It \e(Fo    Ta \(Fo        Ta left guillemet
   .It \e(Fc    Ta \(Fc        Ta right guillemet
   .It \e(fo    Ta \(fo        Ta left single guillemet
   .It \e(fc    Ta \(fc        Ta right single guillemet
   .El
   .Pp
   Brackets:
   .Bl -column -compact -offset indent "xxbracketrightbpx" Rendered Description
   .It Em Input Ta Em Rendered Ta Em Description
   .It \e(lB    Ta \(lB        Ta left bracket
   .It \e(rB    Ta \(rB        Ta right bracket
   .It \e(lC    Ta \(lC        Ta left brace
   .It \e(rC    Ta \(rC        Ta right brace
   .It \e(la    Ta \(la        Ta left angle
   .It \e(ra    Ta \(ra        Ta right angle
   .It \e(bv    Ta \(bv        Ta brace extension
   .It \e[braceex] Ta \[braceex] Ta brace extension
   .It \e[bracketlefttp] Ta \[bracketlefttp] Ta top-left hooked bracket
   .It \e[bracketleftbp] Ta \[bracketleftbp] Ta bottom-left hooked bracket
   .It \e[bracketleftex] Ta \[bracketleftex] Ta left hooked bracket extension
   .It \e[bracketrighttp] Ta \[bracketrighttp] Ta top-right hooked bracket
   .It \e[bracketrightbp] Ta \[bracketrightbp] Ta bottom-right hooked bracket
   .It \e[bracketrightex] Ta \[bracketrightex] Ta right hooked bracket extension
   .It \e(lt    Ta \(lt        Ta top-left hooked brace
   .It \e[bracelefttp] Ta \[bracelefttp] Ta top-left hooked brace
   .It \e(lk    Ta \(lk        Ta mid-left hooked brace
   .It \e[braceleftmid] Ta \[braceleftmid] Ta mid-left hooked brace
   .It \e(lb    Ta \(lb        Ta bottom-left hooked brace
   .It \e[braceleftbp] Ta \[braceleftbp] Ta bottom-left hooked brace
   .It \e[braceleftex] Ta \[braceleftex] Ta left hooked brace extension
   .It \e(rt    Ta \(rt        Ta top-left hooked brace
   .It \e[bracerighttp] Ta \[bracerighttp] Ta top-right hooked brace
   .It \e(rk    Ta \(rk        Ta mid-right hooked brace
   .It \e[bracerightmid] Ta \[bracerightmid] Ta mid-right hooked brace
   .It \e(rb    Ta \(rb        Ta bottom-right hooked brace
   .It \e[bracerightbp] Ta \[bracerightbp] Ta bottom-right hooked brace
   .It \e[bracerightex] Ta \[bracerightex] Ta right hooked brace extension
   .It \e[parenlefttp] Ta \[parenlefttp] Ta top-left hooked parenthesis
   .It \e[parenleftbp] Ta \[parenleftbp] Ta bottom-left hooked parenthesis
   .It \e[parenleftex] Ta \[parenleftex] Ta left hooked parenthesis extension
   .It \e[parenrighttp] Ta \[parenrighttp] Ta top-right hooked parenthesis
   .It \e[parenrightbp] Ta \[parenrightbp] Ta bottom-right hooked parenthesis
   .It \e[parenrightex] Ta \[parenrightex] Ta right hooked parenthesis extension
   .El
   .Pp
   Arrows:
   .Bl -column -compact -offset indent "Input" "Rendered" "Description"
   .It Em Input Ta Em Rendered Ta Em Description
   .It \e(<-    Ta \(<-        Ta left arrow
   .It \e(->    Ta \(->        Ta right arrow
   .It \e(<>    Ta \(<>        Ta left-right arrow
   .It \e(da    Ta \(da        Ta down arrow
   .It \e(ua    Ta \(ua        Ta up arrow
   .It \e(va    Ta \(va        Ta up-down arrow
   .It \e(lA    Ta \(lA        Ta left double-arrow
   .It \e(rA    Ta \(rA        Ta right double-arrow
   .It \e(hA    Ta \(hA        Ta left-right double-arrow
   .It \e(uA    Ta \(uA        Ta up double-arrow
   .It \e(dA    Ta \(dA        Ta down double-arrow
   .It \e(vA    Ta \(vA        Ta up-down double-arrow
   .El
   .Pp
   Logical:
   .Bl -column -compact -offset indent "Input" "Rendered" "Description"
   .It Em Input Ta Em Rendered Ta Em Description
   .It \e(AN    Ta \(AN        Ta logical and
   .It \e(OR    Ta \(OR        Ta logical or
   .It \e(no    Ta \(no        Ta logical not
   .It \e[tno]  Ta \[tno]      Ta logical not (text)
   .It \e(te    Ta \(te        Ta existential quantifier
   .It \e(fa    Ta \(fa        Ta universal quantifier
   .It \e(st    Ta \(st        Ta such that
   .It \e(tf    Ta \(tf        Ta therefore
   .It \e(3d    Ta \(3d        Ta therefore
   .It \e(or    Ta \(or        Ta bitwise or
   .El
   .Pp
 Mathematical:  Mathematical:
 .Bl -tag -width 12n -offset "XXXX" -compact  .Bl -column -compact -offset indent "xxcoproductxx" "Rendered" "Description"
 .It \e(es  .It Em Input Ta Em Rendered Ta Em Description
 .Pq empty set  .It \e(pl    Ta \(pl        Ta plus
 .It \e(ca  .It \e(mi    Ta \(mi        Ta minus
 .Pq intersection  .It \e-      Ta \-          Ta minus (text)
 .It \e(cu  .It \e(-+    Ta \(-+        Ta minus-plus
 .Pq union  .It \e(+-    Ta \(+-        Ta plus-minus
 .It \e(gr  .It \e[t+-]  Ta \[t+-]      Ta plus-minus (text)
 .Pq gradient  .It \e(pc    Ta \(pc        Ta centre-dot
 .It \e(pd  .It \e(mu    Ta \(mu        Ta multiply
 .Pq partial differential  .It \e[tmu]  Ta \[tmu]      Ta multiply (text)
 .It \e(ap  .It \e(c*    Ta \(c*        Ta circle-multiply
 .Pq similarity  .It \e(c+    Ta \(c+        Ta circle-plus
 .It \e(=)  .It \e(di    Ta \(di        Ta divide
 .Pq proper superset  .It \e[tdi]  Ta \[tdi]      Ta divide (text)
 .It \e((=  .It \e(f/    Ta \(f/        Ta fraction
 .Pq proper subset  .It \e(**    Ta \(**        Ta asterisk
 .It \e(eq  .It \e(<=    Ta \(<=        Ta less-than-equal
 .Pq equals  .It \e(>=    Ta \(>=        Ta greater-than-equal
 .It \e(di  .It \e(<<    Ta \(<<        Ta much less
 .Pq division  .It \e(>>    Ta \(>>        Ta much greater
 .It \e(mu  .It \e(eq    Ta \(eq        Ta equal
 .Pq multiplication  .It \e(!=    Ta \(!=        Ta not equal
 .It \e(pl  .It \e(==    Ta \(==        Ta equivalent
 .Pq addition  .It \e(ne    Ta \(ne        Ta not equivalent
 .It \e(nm  .It \e(=~    Ta \(=~        Ta congruent
 .Pq not element  .It \e(-~    Ta \(-~        Ta asymptotically congruent
 .It \e(mo  .It \e(ap    Ta \(ap        Ta asymptotically similar
 .Pq element  .It \e(~~    Ta \(~~        Ta approximately similar
 .It \e(Im  .It \e(~=    Ta \(~=        Ta approximately equal
 .Pq imaginary  .It \e(pt    Ta \(pt        Ta proportionate
 .It \e(Re  .It \e(es    Ta \(es        Ta empty set
 .Pq real  .It \e(mo    Ta \(mo        Ta element
 .It \e(Ah  .It \e(nm    Ta \(nm        Ta not element
 .Pq aleph  .It \e(sb    Ta \(sb        Ta proper subset
 .It \e(te  .It \e(nb    Ta \(nb        Ta not subset
 .Pq existential quantifier  .It \e(sp    Ta \(sp        Ta proper superset
 .It \e(fa  .It \e(nc    Ta \(nc        Ta not superset
 .Pq universal quantifier  .It \e(ib    Ta \(ib        Ta reflexive subset
 .It \e(AN  .It \e(ip    Ta \(ip        Ta reflexive superset
 .Pq logical AND  .It \e(ca    Ta \(ca        Ta intersection
 .It \e(OR  .It \e(cu    Ta \(cu        Ta union
 .Pq logical OR  .It \e(/_    Ta \(/_        Ta angle
 .It \e(no  .It \e(pp    Ta \(pp        Ta perpendicular
 .Pq logical NOT  .It \e(is    Ta \(is        Ta integral
 .It \e(st  .It \e[integral] Ta \[integral] Ta integral
 .Pq such that  .It \e[sum]    Ta \[sum]   Ta summation
 .It \e(tf  .It \e[product] Ta \[product] Ta product
 .Pq therefore  .It \e[coproduct] Ta \[coproduct] Ta coproduct
 .It \e(~~  .It \e(gr    Ta \(gr        Ta gradient
 .Pq approximate  .It \e(sr    Ta \(sr        Ta square root
 .It \e(~=  .It \e[sqrt] Ta \[sqrt]     Ta square root
 .Pq approximately equals  .It \e(lc    Ta \(lc        Ta left-ceiling
 .It \e(=~  .It \e(rc    Ta \(rc        Ta right-ceiling
 .Pq congruent  .It \e(lf    Ta \(lf        Ta left-floor
 .It \e(Gt  .It \e(rf    Ta \(rf        Ta right-floor
 .Pq greater-than, deprecated  .It \e(if    Ta \(if        Ta infinity
 .It \e(Lt  .It \e(Ah    Ta \(Ah        Ta aleph
 .Pq less-than, deprecated  .It \e(Im    Ta \(Im        Ta imaginary
 .It \e(<=  .It \e(Re    Ta \(Re        Ta real
 .Pq less-than-equal  .It \e(pd    Ta \(pd        Ta partial differential
 .It \e(Le  .It \e(-h    Ta \(-h        Ta Planck constant over 2\(*p
 .Pq less-than-equal, deprecated  
 .It \e(>=  
 .Pq greater-than-equal  
 .It \e(Ge  
 .Pq greater-than-equal  
 .It \e(==  
 .Pq equal  
 .It \e(!=  
 .Pq not equal  
 .It \e(Ne  
 .Pq not equal, deprecated  
 .It \e(if  
 .Pq infinity  
 .It \e(If  
 .Pq infinity, deprecated  
 .It \e(na  
 .Pq NaN , an extension  
 .It \e(Na  
 .Pq NaN, deprecated  
 .It \e(+-  
 .Pq plus-minus  
 .It \e(Pm  
 .Pq plus-minus, deprecated  
 .It \e(**  
 .Pq asterisk  
 .El  .El
 .\" PARAGRAPH  
 .Pp  .Pp
 Ligatures:  Ligatures:
 .Bl -tag -width 12n -offset "XXXX" -compact  .Bl -column -compact -offset indent "Input" "Rendered" "Description"
 .It \e(ss  .It Em Input Ta Em Rendered Ta Em Description
 .Pq German eszett  .It \e(ff    Ta \(ff        Ta ff ligature
 .It \e(AE  .It \e(fi    Ta \(fi        Ta fi ligature
 .Pq upper-case AE  .It \e(fl    Ta \(fl        Ta fl ligature
 .It \e(ae  .It \e(Fi    Ta \(Fi        Ta ffi ligature
 .Pq lower-case AE  .It \e(Fl    Ta \(Fl        Ta ffl ligature
 .It \e(OE  .It \e(AE    Ta \(AE        Ta AE
 .Pq upper-case OE  .It \e(ae    Ta \(ae        Ta ae
 .It \e(oe  .It \e(OE    Ta \(OE        Ta OE
 .Pq lower-case OE  .It \e(oe    Ta \(oe        Ta oe
 .It \e(ff  .It \e(ss    Ta \(ss        Ta German eszett
 .Pq ff ligature  .It \e(IJ    Ta \(IJ        Ta IJ ligature
 .It \e(fi  .It \e(ij    Ta \(ij        Ta ij ligature
 .Pq fi ligature  
 .It \e(fl  
 .Pq fl ligature  
 .It \e(Fi  
 .Pq ffi ligature  
 .It \e(Fl  
 .Pq ffl ligature  
 .El  .El
 .\" PARAGRAPH  
 .Pp  .Pp
 Diacritics and letters:  Accents:
 .Bl -tag -width 12n -offset "XXXX" -compact  .Bl -column -compact -offset indent "Input" "Rendered" "Description"
 .It \e(ga  .It Em Input Ta Em Rendered Ta Em Description
 .Pq grave accent  .It \e(a"    Ta \(a"        Ta Hungarian umlaut
 .It \e(aa  .It \e(a-    Ta \(a-        Ta macron
 .Pq accute accent  .It \e(a.    Ta \(a.        Ta dotted
 .It \e(a"  .It \e(a^    Ta \(a^        Ta circumflex
 .Pq umlaut accent  .It \e(aa    Ta \(aa        Ta acute
 .It \e(ad  .It \e'      Ta \'          Ta acute
 .Pq dieresis accent  .It \e(ga    Ta \(ga        Ta grave
 .It \e(a~  .It \e`      Ta \`          Ta grave
 .Pq tilde accent  .It \e(ab    Ta \(ab        Ta breve
 .It \e(a^  .It \e(ac    Ta \(ac        Ta cedilla
 .Pq circumflex accent  .It \e(ad    Ta \(ad        Ta dieresis
 .It \e(ac  .It \e(ah    Ta \(ah        Ta caron
 .Pq cedilla accent  .It \e(ao    Ta \(ao        Ta ring
 .It \e(ad  .It \e(a~    Ta \(a~        Ta tilde
 .Pq dieresis accent  .It \e(ho    Ta \(ho        Ta ogonek
 .It \e(ah  .It \e(ha    Ta \(ha        Ta hat (text)
 .Pq caron accent  .It \e(ti    Ta \(ti        Ta tilde (text)
 .It \e(ao  
 .Pq ring accent  
 .It \e(ho  
 .Pq hook accent  
 .It \e(ab  
 .Pq breve accent  
 .It \e(a-  
 .Pq macron accent  
 .It \e(-D  
 .Pq upper-case eth  
 .It \e(Sd  
 .Pq lower-case eth  
 .It \e(TP  
 .Pq upper-case thorn  
 .It \e(Tp  
 .Pq lower-case thorn  
 .It \e('A  
 .Pq upper-case acute A  
 .It \e('E  
 .Pq upper-case acute E  
 .It \e('I  
 .Pq upper-case acute I  
 .It \e('O  
 .Pq upper-case acute O  
 .It \e('U  
 .Pq upper-case acute U  
 .It \e('a  
 .Pq lower-case acute a  
 .It \e('e  
 .Pq lower-case acute e  
 .It \e('i  
 .Pq lower-case acute i  
 .It \e('o  
 .Pq lower-case acute o  
 .It \e('u  
 .Pq lower-case acute u  
 .It \e(`A  
 .Pq upper-case grave A  
 .It \e(`E  
 .Pq upper-case grave E  
 .It \e(`I  
 .Pq upper-case grave I  
 .It \e(`O  
 .Pq upper-case grave O  
 .It \e(`U  
 .Pq upper-case grave U  
 .It \e(`a  
 .Pq lower-case grave a  
 .It \e(`e  
 .Pq lower-case grave e  
 .It \e(`i  
 .Pq lower-case grave i  
 .It \e(`o  
 .Pq lower-case grave o  
 .It \e(`u  
 .Pq lower-case grave u  
 .It \e(~A  
 .Pq upper-case tilde A  
 .It \e(~N  
 .Pq upper-case tilde N  
 .It \e(~O  
 .Pq upper-case tilde O  
 .It \e(~a  
 .Pq lower-case tilde a  
 .It \e(~n  
 .Pq lower-case tilde n  
 .It \e(~o  
 .Pq lower-case tilde o  
 .It \e(:A  
 .Pq upper-case dieresis A  
 .It \e(:E  
 .Pq upper-case dieresis E  
 .It \e(:I  
 .Pq upper-case dieresis I  
 .It \e(:O  
 .Pq upper-case dieresis O  
 .It \e(:U  
 .Pq upper-case dieresis U  
 .It \e(:a  
 .Pq lower-case dieresis a  
 .It \e(:e  
 .Pq lower-case dieresis e  
 .It \e(:i  
 .Pq lower-case dieresis i  
 .It \e(:o  
 .Pq lower-case dieresis o  
 .It \e(:u  
 .Pq lower-case dieresis u  
 .It \e(:y  
 .Pq lower-case dieresis y  
 .It \e(^A  
 .Pq upper-case circumflex A  
 .It \e(^E  
 .Pq upper-case circumflex E  
 .It \e(^I  
 .Pq upper-case circumflex I  
 .It \e(^O  
 .Pq upper-case circumflex O  
 .It \e(^U  
 .Pq upper-case circumflex U  
 .It \e(^a  
 .Pq lower-case circumflex a  
 .It \e(^e  
 .Pq lower-case circumflex e  
 .It \e(^i  
 .Pq lower-case circumflex i  
 .It \e(^o  
 .Pq lower-case circumflex o  
 .It \e(^u  
 .Pq lower-case circumflex u  
 .It \e(,C  
 .Pq upper-case cedilla C  
 .It \e(,c  
 .Pq lower-case cedilla c  
 .It \e(/L  
 .Pq upper-case stroke L  
 .It \e(/l  
 .Pq lower-case stroke l  
 .It \e(/O  
 .Pq upper-case stroke O  
 .It \e(/o  
 .Pq lower-case stroke o  
 .It \e(oA  
 .Pq upper-case ring A  
 .It \e(oa  
 .Pq lower-case ring a  
 .El  .El
 .\" PARAGRAPH  
 .Pp  .Pp
 Monetary:  Accented letters:
 .Bl -tag -width 12n -offset "XXXX" -compact  .Bl -column -compact -offset indent "Input" "Rendered" "Description"
 .It \e(Cs  .It Em Input Ta Em Rendered Ta Em Description
 .Pq Scandinavian  .It \e('A    Ta \('A        Ta acute A
 .It \e(Do  .It \e('E    Ta \('E        Ta acute E
 .Pq dollar  .It \e('I    Ta \('I        Ta acute I
 .It \e(Po  .It \e('O    Ta \('O        Ta acute O
 .Pq pound  .It \e('U    Ta \('U        Ta acute U
 .It \e(Ye  .It \e('a    Ta \('a        Ta acute a
 .Pq yen  .It \e('e    Ta \('e        Ta acute e
 .It \e(Fn  .It \e('i    Ta \('i        Ta acute i
 .Pq florin  .It \e('o    Ta \('o        Ta acute o
 .It \e(ct  .It \e('u    Ta \('u        Ta acute u
 .Pq cent  .It \e(`A    Ta \(`A        Ta grave A
   .It \e(`E    Ta \(`E        Ta grave E
   .It \e(`I    Ta \(`I        Ta grave I
   .It \e(`O    Ta \(`O        Ta grave O
   .It \e(`U    Ta \(`U        Ta grave U
   .It \e(`a    Ta \(`a        Ta grave a
   .It \e(`e    Ta \(`e        Ta grave e
   .It \e(`i    Ta \(`i        Ta grave i
   .It \e(`o    Ta \(`i        Ta grave o
   .It \e(`u    Ta \(`u        Ta grave u
   .It \e(~A    Ta \(~A        Ta tilde A
   .It \e(~N    Ta \(~N        Ta tilde N
   .It \e(~O    Ta \(~O        Ta tilde O
   .It \e(~a    Ta \(~a        Ta tilde a
   .It \e(~n    Ta \(~n        Ta tilde n
   .It \e(~o    Ta \(~o        Ta tilde o
   .It \e(:A    Ta \(:A        Ta dieresis A
   .It \e(:E    Ta \(:E        Ta dieresis E
   .It \e(:I    Ta \(:I        Ta dieresis I
   .It \e(:O    Ta \(:O        Ta dieresis O
   .It \e(:U    Ta \(:U        Ta dieresis U
   .It \e(:a    Ta \(:a        Ta dieresis a
   .It \e(:e    Ta \(:e        Ta dieresis e
   .It \e(:i    Ta \(:i        Ta dieresis i
   .It \e(:o    Ta \(:o        Ta dieresis o
   .It \e(:u    Ta \(:u        Ta dieresis u
   .It \e(:y    Ta \(:y        Ta dieresis y
   .It \e(^A    Ta \(^A        Ta circumflex A
   .It \e(^E    Ta \(^E        Ta circumflex E
   .It \e(^I    Ta \(^I        Ta circumflex I
   .It \e(^O    Ta \(^O        Ta circumflex O
   .It \e(^U    Ta \(^U        Ta circumflex U
   .It \e(^a    Ta \(^a        Ta circumflex a
   .It \e(^e    Ta \(^e        Ta circumflex e
   .It \e(^i    Ta \(^i        Ta circumflex i
   .It \e(^o    Ta \(^o        Ta circumflex o
   .It \e(^u    Ta \(^u        Ta circumflex u
   .It \e(,C    Ta \(,C        Ta cedilla C
   .It \e(,c    Ta \(,c        Ta cedilla c
   .It \e(/L    Ta \(/L        Ta stroke L
   .It \e(/l    Ta \(/l        Ta stroke l
   .It \e(/O    Ta \(/O        Ta stroke O
   .It \e(/o    Ta \(/o        Ta stroke o
   .It \e(oA    Ta \(oA        Ta ring A
   .It \e(oa    Ta \(oa        Ta ring a
 .El  .El
 .\" PARAGRAPH  
 .Pp  .Pp
 Special symbols:  Special letters:
 .Bl -tag -width 12n -offset "XXXX" -compact  .Bl -column -compact -offset indent "Input" "Rendered" "Description"
 .It \e0  .It Em Input Ta Em Rendered Ta Em Description
 .Pq white-space  .It \e(-D    Ta \(-D        Ta Eth
 .It \e(de  .It \e(Sd    Ta \(Sd        Ta eth
 .Pq degree  .It \e(TP    Ta \(TP        Ta Thorn
 .It \e(ps  .It \e(Tp    Ta \(Tp        Ta thorn
 .Pq paragraph  .It \e(.i    Ta \(.i        Ta dotless i
 .It \e(sc  .It \e(.j    Ta \(.j        Ta dotless j
 .Pq section  .El
 .It \e(dg  .Pp
 .Pq dagger  Currency:
 .It \e(dd  .Bl -column -compact -offset indent "Input" "Rendered" "Description"
 .Pq double dagger  .It Em Input Ta Em Rendered Ta Em Description
 .It \e(ci  .It \e(Do    Ta \(Do        Ta dollar
 .Pq circle  .It \e(ct    Ta \(ct        Ta cent
 .It \e(ba  .It \e(Eu    Ta \(Eu        Ta Euro symbol
 .Pq bar  .It \e(eu    Ta \(eu        Ta Euro symbol
 .It \e(bb  .It \e(Ye    Ta \(Ye        Ta yen
 .Pq broken bar  .It \e(Po    Ta \(Po        Ta pound
 .It \e(Ba  .It \e(Cs    Ta \(Cs        Ta Scandinavian
 .Pq bar, deprecated  .It \e(Fn    Ta \(Fn        Ta florin
 .It \e(co  .El
 .Pq copyright  .Pp
 .It \e(rg  Units:
 .Pq registered  .Bl -column -compact -offset indent "Input" "Rendered" "Description"
 .It \e(tm  .It Em Input Ta Em Rendered Ta Em Description
 .Pq trademarked  .It \e(de    Ta \(de        Ta degree
 .It \e&  .It \e(%0    Ta \(%0        Ta per-thousand
 .Pq non-breaking space  .It \e(fm    Ta \(fm        Ta minute
 .It \ee  .It \e(sd    Ta \(sd        Ta second
 .Pq escape  .It \e(mc    Ta \(mc        Ta micro
 .It \e(Am  .El
 .Pq ampersand, deprecated  .Pp
 .El  Greek letters:
 .\" SECTION  .Bl -column -compact -offset indent "Input" "Rendered" "Description"
   .It Em Input Ta Em Rendered Ta Em Description
   .It \e(*A    Ta \(*A        Ta Alpha
   .It \e(*B    Ta \(*B        Ta Beta
   .It \e(*G    Ta \(*G        Ta Gamma
   .It \e(*D    Ta \(*D        Ta Delta
   .It \e(*E    Ta \(*E        Ta Epsilon
   .It \e(*Z    Ta \(*Z        Ta Zeta
   .It \e(*Y    Ta \(*Y        Ta Eta
   .It \e(*H    Ta \(*H        Ta Theta
   .It \e(*I    Ta \(*I        Ta Iota
   .It \e(*K    Ta \(*K        Ta Kappa
   .It \e(*L    Ta \(*L        Ta Lambda
   .It \e(*M    Ta \(*M        Ta Mu
   .It \e(*N    Ta \(*N        Ta Nu
   .It \e(*C    Ta \(*C        Ta Xi
   .It \e(*O    Ta \(*O        Ta Omicron
   .It \e(*P    Ta \(*P        Ta Pi
   .It \e(*R    Ta \(*R        Ta Rho
   .It \e(*S    Ta \(*S        Ta Sigma
   .It \e(*T    Ta \(*T        Ta Tau
   .It \e(*U    Ta \(*U        Ta Upsilon
   .It \e(*F    Ta \(*F        Ta Phi
   .It \e(*X    Ta \(*X        Ta Chi
   .It \e(*Q    Ta \(*Q        Ta Psi
   .It \e(*W    Ta \(*W        Ta Omega
   .It \e(*a    Ta \(*a        Ta alpha
   .It \e(*b    Ta \(*b        Ta beta
   .It \e(*g    Ta \(*g        Ta gamma
   .It \e(*d    Ta \(*d        Ta delta
   .It \e(*e    Ta \(*e        Ta epsilon
   .It \e(*z    Ta \(*z        Ta zeta
   .It \e(*y    Ta \(*y        Ta eta
   .It \e(*h    Ta \(*h        Ta theta
   .It \e(*i    Ta \(*i        Ta iota
   .It \e(*k    Ta \(*k        Ta kappa
   .It \e(*l    Ta \(*l        Ta lambda
   .It \e(*m    Ta \(*m        Ta mu
   .It \e(*n    Ta \(*n        Ta nu
   .It \e(*c    Ta \(*c        Ta xi
   .It \e(*o    Ta \(*o        Ta omicron
   .It \e(*p    Ta \(*p        Ta pi
   .It \e(*r    Ta \(*r        Ta rho
   .It \e(*s    Ta \(*s        Ta sigma
   .It \e(*t    Ta \(*t        Ta tau
   .It \e(*u    Ta \(*u        Ta upsilon
   .It \e(*f    Ta \(*f        Ta phi
   .It \e(*x    Ta \(*x        Ta chi
   .It \e(*q    Ta \(*q        Ta psi
   .It \e(*w    Ta \(*w        Ta omega
   .It \e(+h    Ta \(+h        Ta theta variant
   .It \e(+f    Ta \(+f        Ta phi variant
   .It \e(+p    Ta \(+p        Ta pi variant
   .It \e(+e    Ta \(+e        Ta epsilon variant
   .It \e(ts    Ta \(ts        Ta sigma terminal
   .El
   .Sh PREDEFINED STRINGS
   These are not recommended for use, as they differ across
   implementations:
   .Pp
   .Bl -column -compact -offset indent "Input" "Rendered" "Description"
   .It Em Input Ta Em Rendered Ta Em Description
   .It \e*(Ba   Ta \*(Ba       Ta vertical bar
   .It \e*(Ne   Ta \*(Ne       Ta not equal
   .It \e*(Ge   Ta \*(Ge       Ta greater-than-equal
   .It \e*(Le   Ta \*(Le       Ta less-than-equal
   .It \e*(Gt   Ta \*(Gt       Ta greater-than
   .It \e*(Lt   Ta \*(Lt       Ta less-than
   .It \e*(Pm   Ta \*(Pm       Ta plus-minus
   .It \e*(If   Ta \*(If       Ta infinity
   .It \e*(Pi   Ta \*(Pi       Ta pi
   .It \e*(Na   Ta \*(Na       Ta NaN
   .It \e*(Am   Ta \*(Am       Ta ampersand
   .It \e*R     Ta \*R         Ta restricted mark
   .It \e*(Tm   Ta \*(Tm       Ta trade mark
   .It \e*q     Ta \*q         Ta double-quote
   .It \e*(Rq   Ta \*(Rq       Ta right-double-quote
   .It \e*(Lq   Ta \*(Lq       Ta left-double-quote
   .It \e*(lp   Ta \*(lp       Ta right-parenthesis
   .It \e*(rp   Ta \*(rp       Ta left-parenthesis
   .It \e*(lq   Ta \*(lq       Ta left double-quote
   .It \e*(rq   Ta \*(rq       Ta right double-quote
   .It \e*(ua   Ta \*(ua       Ta up arrow
   .It \e*(va   Ta \*(va       Ta up-down arrow
   .It \e*(<=   Ta \*(<=       Ta less-than-equal
   .It \e*(>=   Ta \*(>=       Ta greater-than-equal
   .It \e*(aa   Ta \*(aa       Ta acute
   .It \e*(ga   Ta \*(ga       Ta grave
   .El
 .Sh COMPATIBILITY  .Sh COMPATIBILITY
 This section documents compatibility of  This section documents compatibility of
 .Nm  .Nm
 with older or existing versions of  with older or existing versions of
 .Xr groff 1 :  .Xr groff 1 .
 .Pp  .Pp
 .Bl -tag -width 12n -offset "XXXX" -compact  The following render differently in
 .It \e(ss  
 Renders differently in  
 .Fl T Ns Ar ascii  .Fl T Ns Ar ascii
 mode.  output mode:
 .El  .Bd -ragged -offset indent
 .\" SECTION  \e(ss, \e(nm, \e(nb, \e(nc, \e(ib, \e(ip, \e(pp, \e[sum], \e[product],
   \e[coproduct], \e(gr, \e(-h, \e(a.
   .Ed
   .Pp
   The following render differently in
   .Fl T Ns Ar html
   output mode:
   .Bd -ragged -offset indent
   \e(~=, \e(nb, \e(nc
   .Ed
   .Pp
   Finally, the following have been omitted by being poorly documented or
   having no known representation:
   .Bd -ragged -offset indent
   \e[radicalex], \e[sqrtex], \e(ru
   .Ed
 .Sh SEE ALSO  .Sh SEE ALSO
 .Xr mandoc 1  .Xr mandoc 1
 .\" SECTION  
 .Sh AUTHORS  .Sh AUTHORS
 The  The
 .Nm  .Nm
 utility was written by  manual page was written by
 .An Kristaps Dzonsons Aq kristaps@openbsd.org .  .An Kristaps Dzonsons Aq kristaps@bsd.lv .

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Removed from v.1.5  
changed lines
  Added in v.1.37

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