radialArea.radius([radius]) Equivalent to area

area.defined([defined]) If defined is specified, sets the defined accessor to the specified function or boolean

d3.curveBasis(context)

radialArea.endAngle([angle]) Equivalent to area

d3.radialArea()

d3.stackOrderAscending(series) Returns a series order such that the smallest series (according to the sum of values) is at the

d3.line() Constructs a new line generator with the default settings.

pie.sort([compare]) If compare is specified, sets the data comparator to the specified function and returns

symbolType.draw(context, size) Renders this symbol type to the specified context with the specified size

d3.area() Constructs a new area generator with the default settings.