The theory can be put to a certain test by considering its implications with respect to colour.
Ray Lankester, have urged that the word is so firmly asssociated with historical implications of fixity which are now incongruous with its application, that it ought to be discarded from scientific nomenclature.
Their implications were clear enough to the hearers to whom they were addressed.
Kant's Logic. Herbart's admitted allegiance, however, was Kantian with the qualification, at a relatively advanced stage of his thinking, that it was " of the year 1828 " - that is, after controversy had brought out implications of Kant's teaching not wholly contemplated by Kant himself.
The function of logic is to exhibit its formal implications and repulsions.