626 |
or the header line. |
or the header line. |
627 |
|
|
628 |
+++ |
+++ |
629 |
|
** The function `atan' now accepts an optional second argument. |
630 |
|
|
631 |
|
When called with 2 arguments, as in `(atan Y X)', `atan' returns the |
632 |
|
angle in radians between the vector [X, Y] and the X axis. (This is |
633 |
|
equivalent to the standard C library function `atan2'.) |
634 |
|
|
635 |
|
+++ |
636 |
** You can now make a window as short as one line. |
** You can now make a window as short as one line. |
637 |
|
|
638 |
A window that is just one line tall does not display either a mode |
A window that is just one line tall does not display either a mode |