@Override public String toString() { return stringPrefix() + "(" + (!isEvaluated() ? "?" : value) + ")"; }
@Override public String toString() { return stringPrefix() + "(" + (!isEvaluated() ? "?" : value) + ")"; }
@Override public String toString() { return stringPrefix() + "(" + (!isEvaluated() ? "?" : value) + ")"; }
@Override public String toString() { return stringPrefix() + "(" + (!isEvaluated() ? "?" : value) + ")"; }