Structural equality
Structural equality
the type of the node
the type of edge labels
the type of the parameter
the type of the kids
the node to compare
the kids of the other node
the parameter of the other node
is structurally equals
Hashcode computation for leaf node
Hashcode computation for leaf node
the type of kids
the type of node parameter
the type of labels of the edges
the kids of the node
the parameter of the node
hashcode
Factory for node containing parameter and a map of kids