d3.curveBasisOpen(context)

d3.curveBundle(context)

d3.symbolCross The Greek cross symbol type, with arms of equal length.

d3.curveBasisClosed(context)

area.lineX0() area.lineY0() Returns a new line

curve.lineStart() Indicates the start of a new line segment. Zero or more

pie.endAngle([angle]) If angle is specified, sets the overall end angle of the pie to the specified function

d3.stackOffsetExpand(series, order) Applies a zero baseline and normalizes the values for each point such that the topline

stack.keys([keys]) If keys is specified, sets the keys accessor to the specified function or array and returns

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