The PLplot Plotting Library: Programmer's Reference Manual
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### `plprec`: Set precision in numeric labels

`plprec` (set, prec);

Sets the number of places after the decimal point in numeric labels.

`set` (`PLINT`, input) If ``set`` is equal to 0 then PLplot automatically determines the number of places to use after the decimal point in numeric labels (like those used to label axes). If ``set`` is 1 then ``prec`` sets the number of places. `prec` (`PLINT`, input) The number of characters to draw after the decimal point in numeric labels.

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`plpoly3`: Draw a polygon in 3 space | Up | `plpsty`: Select area fill pattern