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Any applicable 2-D plot option in plot/options can also be given.

filled : truefalse

Specifies whether to fill the inside of the arc. The default is false for circle and true for disk.

The rectangle command creates a two-dimensional plot data object, which

The circle command creates a two-dimensional plot data object, which when displayed is a circle of radius r centered at c.

The disk command creates a two-dimensional plot data object, which when displayed is a disk of radius r centered at c.

The plot data object produced by these commands can be used in a PLOT data structure, or displayed using the plots[display] command.

Remaining arguments are interpreted as options, which are specified as equations of the form option = value. For more information, see plottools and plot/options .

$\mathrm{with}\left(\mathrm{plottools}\right)\:$

$\mathrm{with}\left(\mathrm{plots}\right)\:$

$\mathrm{c1}≔\mathrm{circle}\left(\left[1\,1\right]\,1\,\mathrm{color}=\mathrm{blue}\right)\:$

$\mathrm{c2}≔\mathrm{circle}\left(\left[\frac{1}{2}\,1\right]\,\frac{1}{2}\,\mathrm{color}=\mathrm{red}\right)\:$

$\mathrm{display}\left(\mathrm{c1}\,\mathrm{c2}\right)$

$\mathrm{display}\left(\mathrm{disk}\left(\left[1\,1\right]\,5\,\mathrm{color}=\mathrm{red}\right)\right)$