Improves descripton of prepend

Author: JJ

doc/Type/Any.pod6

@@ -638,10 +638,10 @@ Defined as:
 Creates a L<Seq> from 1-item list's iterator and uses
 L«C<Seq.skip>|/type/Seq#method_skip» on it.
 
-You can apply them to classes too, resulting in empty lists or lists that
-contain a single class. This is not a real use case, and it is mostly intended
-to show the calling syntax. Please note that calling C<skip> without argument is
-equivalente to C<skip(1)>.
+You can apply them to classes too, resulting in empty lists or lists
+that contain a single class. This is not a real use case, and it is
+mostly intended to show the calling syntax. Please note that calling
+C<skip> without argument is equivalente to C<skip(1)>.
 
     say Any.skip;      # OUTPUT: «()␤»
     say Any.skip(5);   # OUTPUT: «()␤»
@@ -655,8 +655,9 @@ Defined as:
     multi method prepend(--> Array)
     multi method prepend(@values --> Array)
 
-Initializes L<Any> variable as empty L<Array> and calls
-L«C<Array.prepend>|/type/Array#method_prepend» on it.
+Called with no arguments on an empty variable, it initializes it as an
+empty L<Array>; if called with arguments, it creates an array and then
+applies  L«C<Array.prepend>|/type/Array#method_prepend» on it.
 
     my $a;
     say $a.prepend; # OUTPUT: «[]␤»