| # | Line 16 | Line 16 | Each formula definition | |
|---|---|---|
| 16 | is read and compiled. | |
| 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 |
| 20 | + | on the next line. |
| 21 | .PP | |
| 22 | An expression contains real numbers, variable names, function calls, | |
| 23 | and the following operators: | |
| – | Removed lines |
| + | Added lines |
| < | Changed lines |
| > | Changed lines |