wildwood.dengine

An implementation of the DTree engine adapted to wildwood.schema propositions.

colour

(colour node)

If this node is a valid dtree node, return its colour.

decide

(decide proposition node accessor)

Decide the truth value of this proposition, using the dtree rooted at this node and knowledge provided by this accessor.

node?

(node? o)

Return true if this o is recognisable as a dtree node, else false.