| 233 |
|
.PP |
| 234 |
|
An expression is an algebraic formula containing numbers, |
| 235 |
|
variables, functions, and the standard operators |
| 236 |
< |
{+,-,*,/,^,(,)} (see calc(1)). |
| 236 |
> |
{+,-,*,/,^,(,)} (see icalc(1)). |
| 237 |
|
Besides the variables described in the last section, |
| 238 |
|
definitions of intermediate real variables and functions |
| 239 |
|
are allowed for convenience. |
| 264 |
|
The commands to plot these files might be: |
| 265 |
|
.nf |
| 266 |
|
|
| 267 |
< |
bgraph -line sine1.plt | impress | ipr |
| 267 |
> |
bgraph -line sine1.plt | psmeta | lpr |
| 268 |
|
|
| 269 |
< |
bgraph -curve +ymin -1 +ymax 1 sine2.plt | t4014 |
| 269 |
> |
bgraph -curve +ymin -1 +ymax 1 sine2.plt | x11meta |
| 270 |
|
|
| 271 |
|
.fi |
| 272 |
|
.SH FILES |
| 280 |
|
An axis mapping function which is not invertible (monotonically |
| 281 |
|
increasing or decreasing) confuses the program terribly. |
| 282 |
|
.SH "SEE ALSO" |
| 283 |
< |
calc(1), dgraph(1), gcomp(1), igraph(1), impress(1), |
| 284 |
< |
metafile(5), mx80(1), mt160l(1), t4014(1), x11meta(1) |
| 283 |
> |
dgraph(1), gcomp(1), icalc(1), igraph(1), |
| 284 |
> |
metafile(5), x11meta(1) |
