| 13 |
|
interactive use. |
| 14 |
|
Each formula definition |
| 15 |
|
.I file |
| 16 |
< |
is read and compiled. |
| 16 |
> |
is read and compiled from the RADIANCE library where it is found. |
| 17 |
|
The standard input is then read, expressions are evaluated |
| 18 |
|
and results are sent to the standard output. |
| 19 |
|
If a newline is escaped using a backslash, input is continued |
| 129 |
|
.TP |
| 130 |
|
.BR "atan2(y, x)" |
| 131 |
|
inverse tangent of y/x (range \-pi to pi). |
| 132 |
+ |
.SH ENVIRONMENT |
| 133 |
+ |
RAYPATH the directories to check for auxiliary files. |
| 134 |
|
.SH AUTHOR |
| 135 |
|
Greg Ward |
| 136 |
|
.SH "SEE ALSO" |