diff -urdN ../old_src/doc/ed.info ./doc/ed.info
--- ../old_src/doc/ed.info	2012-04-29 13:42:57.000000000 +0200
+++ ./doc/ed.info	2012-06-05 15:45:35.000000000 +0200
@@ -420,9 +415,7 @@
      with cumulative effect.
 
 `+N'
-`WHITESPACE N'
-     The Nth next line, where N is a non-negative number.  Whitespace
-     followed by a number N is interpreted as `+N'.
+     The Nth next line, where N is a non-negative number.
 
 `-N'
      The Nth previous line, where N is a non-negative number.
@@ -451,6 +444,18 @@
      from the portable character set.
 
 
+   Addresses can be followed by one or more address offsets, optionally
+separated by whitespace. Offsets are constructed as follows:
+
+   * `+' or `-' followed by a number adds or subtracts the indicated
+     number of lines to or from the address.
+
+   * A number adds the indicated number of lines to the address.
+
+   * `+' or `-' not followed by a number adds or subtracts 1 to or from
+     the address.
+
+
 
 File: ed.info,  Node: Regular Expressions,  Next: Commands,  Prev: Line Addressing,  Up: Top