[groff] 07/28: groff_char(7): Annotate Logical and Math tables.

[G. Branden Robinson]

gbranden pushed a commit to branch master
in repository groff.

commit 754905cb3e7f532339524d941940ff38096a0e1a
Author: G. Branden Robinson <g.branden.robinson@gmail.com>
AuthorDate: Sun Aug 30 08:52:05 2020 +1000

    groff_char(7): Annotate Logical and Math tables.
    
    Point out the presence of "in special font" glyphs (Mathematical Symbols
    table) and "text variant" glyphs (both tables).
---
 man/groff_char.7.man | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)

diff --git a/man/groff_char.7.man b/man/groff_char.7.man
index f6f95d5..596de22 100644
--- a/man/groff_char.7.man
+++ b/man/groff_char.7.man
@@ -1219,6 +1219,10 @@ _
 .SS "Logical symbols"
 .\" ====================================================================
 .
+Note the two variants of the not sign;
+whether they differ in appearance or spacing will depend on the device
+and font selected.
+.
 .TS
 l l l l lx.
 Output Input   PostScript      Unicode Notes
@@ -1240,6 +1244,20 @@ _
 .SS "Mathematical symbols"
 .\" ====================================================================
 .
+Note the two variants of the
+plus-minus,
+multiplication,
+and division signs.
+.
+Also be aware of three glyphs available in special font variants that
+are normally drawn from regular fonts:
+the plus,
+minus,
+and equals signs.
+.
+Whether these variants differ in appearance or spacing will depend on
+the device and font selected.
+.
 .TS
 l l l l lx.
 Output Input   PostScript      Unicode Notes