PyGeo: a dynamic geometry toolkit

z_circlepencils

array of circles of the complex plane

f zCirclePencil() ...

factory' function returns instance of a class representing an array of circles on the complex plane

constructors:
zCirclePencil (ucirclepencil )
array of complex circles generated by the stereographic projection of a pencil of spheric sections of the Riemann sphere
zCirclePencil (zcircle1,zcircle2 )
array of complex circles generated by the given 2 complex circles

See the source for more information.