Try again to reinstate black-friendly characters

Author: rocky

mathics/doc/doc.py

@@ -242,15 +242,15 @@ def repl_list(match):
         [
             ("$", r"\$"),
             ("\u03c0", r"$\pi$"),
-            ("≥", r"$\ge$"),
-            ("≤", r"$\le$"),
-            ("≠", r"$\ne$"),
-            ("ç", r"\c{c}"),
-            ("é", r"\'e"),
-            ("ê", r"\^e"),
-            ("ñ", r"\~n"),
-            ("∫", r"\int"),
-            ("", r"d"),
+            ("\u2265", r"$\ge$"),
+            ("\u2264", r"$\le$"),
+            ("\u2260", r"$\ne$"),
+            ("\u00e7", r"\c{c}"),
+            ("\u00e9", r"\'e"),
+            ("\u00ea", r"\^e"),
+            ("\00f1", r"\~n"),
+            ("\u222b", r"\int"),
+            ("\uf74c", r"d"),
         ],
     )
 

mathics/packages/DiscreteMath/CombinatoricaV0.9.m

@@ -11,7 +11,7 @@
 This package contains all the programs from the book, "Implementing
 Discrete Mathematics: Combinatorics and Graph Theory with Mathematica"
 by Steven S. Skiena, Addison-Wesley Publishing Co., Advanced Book Program,
-350 Bridge Parkway, Redwood City CA 94065a.  ISBN 0-201-50943-1.
+350 Bridge Parkway, Redwood City CA 94065.  ISBN 0-201-50943-1.
 For ordering information, call 1-800-447-2226.
 
 These programs can be obtained on Macintosh and MS-DOS disks by sending