The entire generation cache reference. This is actually a mutable value and should not be modified by the consumer, and deep-copied in case one wants a true snapshot.
OptionalexprThe found expression; present only when found is defined.
OptionalfoundWhy we should care about this term (e.g. when construction multiple terms from a basis) or simply true if there are no important details aside from the term itself.
The current generation number, starting from 0 for the seed generation.
Optionalnewtrue = a new generation has started
The number of terms excluding duplicates. Will == total if noskip is true or infer is false.
Optionalstoponly true on the last yield
The number of terms generated so far.
Yielded by the search generator on every progress tick and on each found term.