5aa6e1b05e
some work on parsing polar notation.
2008-07-29 08:35:36 -07:00
0ef81aa13e
Added make-polar.
2008-07-15 23:13:59 -07:00
195dc0ea45
Fixed some problems parsing complex numbers.
2008-07-15 22:44:55 -07:00
fe1f7077ff
fixed minor bug in syntax-case where the wraps and marks of
...
top-marked wrapped syntax objects were incorrectly combined.
E.g., it used to be that:
(syntax-case (datum->syntax #'foo #'(x y)) ()
[(x y) 'shouldntmatch] [_ 'ok])
yields shouldntmatch; it's now ok.
2008-06-10 12:35:56 -07:00
9f7196d11a
better contextual error messages for invalid numeric sequences.
2008-06-03 22:27:33 -07:00
be37f629c5
the reader now understands some complex numbers.
2008-06-02 00:01:59 -07:00
a492d318e1
- fixed minor bug in current-directory
...
- changed implementation of string->number.
2008-05-31 20:10:17 -07:00
Abdulaziz Ghuloum