must be of arity >= 2
for hyperedges and of arity == 2
for edges.
(wEdgeCompanionBase: StringAdd).self
(wEdgeCompanionBase: StringFormat).self
(wEdgeCompanionBase: OuterNode[WEdgeCompanionBase[E]]).toString()
(wEdgeCompanionBase: ArrowAssoc[WEdgeCompanionBase[E]]).x
(Since version 2.10.0) Use leftOfArrow
instead
(wEdgeCompanionBase: Ensuring[WEdgeCompanionBase[E]]).x
(Since version 2.10.0) Use resultOfEnsuring
instead