===================================================================
RCS file: /cvs/mandoc/mdoc.7,v
retrieving revision 1.8
retrieving revision 1.10
diff -u -p -r1.8 -r1.10
--- mandoc/mdoc.7	2009/03/19 18:30:26	1.8
+++ mandoc/mdoc.7	2009/03/20 15:14:01	1.10
@@ -1,4 +1,4 @@
-.\" $Id: mdoc.7,v 1.8 2009/03/19 18:30:26 kristaps Exp $
+.\" $Id: mdoc.7,v 1.10 2009/03/20 15:14:01 kristaps Exp $
 .\"
 .\" Copyright (c) 2009 Kristaps Dzonsons <kristaps@openbsd.org>
 .\"
@@ -16,7 +16,7 @@
 .\" TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
 .\" PERFORMANCE OF THIS SOFTWARE.
 .\" 
-.Dd $Mdocdate: March 19 2009 $
+.Dd $Mdocdate: March 20 2009 $
 .Dt mdoc 7
 .Os
 .\" SECTION
@@ -47,7 +47,23 @@ and, in certain circumstances, the tab character
 .Sq \et .
 All manuals must have
 .Sq \en
-line termination.
+line termination.  
+.Pp
+The only time a blank line is acceptable is within
+the context of 
+.Sq \&Bd \-literal
+or
+.Sq \&Bd \-unfilled .
+.Pp
+Tab characters 
+.Pq \et
+are only acceptable when delimiting 
+.Sq \&Bl \-column 
+and in
+.Sq \&Bd \-literal
+or
+.Sq \&Bd \-unfilled
+contexts.
 .\" SUB-SECTION
 .Ss Reserved Characters
 Within a macro line, the following characters are reserved:
@@ -130,16 +146,14 @@ Enclosures:
 .Pq left hand
 .It \\(rh
 .Pq right hand
-.It \\(<<
+.It \\(Fo
 .Pq left guillemet
 .It \\(Fc
 .Pq right guillemet
-.It \\(Fo
+.It \\(fo
 .Pq left guilsing
 .It \\(fc
 .Pq right guilsing
-.It \\(fo
-.Pq right guilsing
 .It \\(rC
 .Pq right brace
 .It \\(lC
@@ -200,6 +214,60 @@ Indicatives:
 .Pp
 Mathematical:
 .Bl -tag -width 12n -offset "XXXX" -compact
+.It \\(es
+.Pq empty set
+.It \\(ca
+.Pq intersection
+.It \\(cu
+.Pq union
+.It \\(gr
+.Pq gradient
+.It \\(pd
+.Pq partial differential
+.It \\(ap
+.Pq similarity
+.It \\(=)
+.Pq proper superset
+.It \\((=
+.Pq proper subset
+.It \\(eq
+.Pq equals
+.It \\(di
+.Pq division
+.It \\(mu
+.Pq multiplication
+.It \\(pl
+.Pq addition
+.It \\(nm
+.Pq not element
+.It \\(mo
+.Pq element
+.It \\(Im
+.Pq imaginary
+.It \\(Re
+.Pq real
+.It \\(Ah
+.Pq aleph
+.It \\(te
+.Pq existential quantifier
+.It \\(fa
+.Pq universal quantifier
+.It \\(AN
+.Pq logical AND
+.It \\(OR
+.Pq logical OR
+.It \\(no
+.Pq logical NOT
+.It \\(st
+.Pq such that
+.It \\(tf
+.Pq therefore
+.It \\(~~
+.Pq approximate
+.It \\(~=
+.Pq approximately equals
+.It \\(=~
+.Pq congruent
 .It \\(Gt
 .Pq greater-than, deprecated
 .It \\(Lt
@@ -428,8 +496,16 @@ Monetary:
 .Pp
 Special symbols:
 .Bl -tag -width 12n -offset "XXXX" -compact
-.It \\(bu
-.Pq bullet
+.It \\(de
+.Pq degree
+.It \\(ps
+.Pq paragraph
+.It \\(sc
+.Pq section
+.It \\(dg
+.Pq dagger
+.It \\(dd
+.Pq double dagger
 .It \\(ci
 .Pq circle
 .It \\(ba