Previously to Hansen's work the only way of differentiating I Hansen found there were three species of spore-bearing Saccharomycetes and that these could be subdivided into varieties.
The vowels play no part in differentiating the roots, for the vowels are practically the same in the corresponding forms of every root.
2 Berzelius, however, appreciated the necessity of differentiating the atom and the molecule, and even urged Dalton to amend his doctrine, but without success.
By his discovery that the attracting force in any direction of a mass upon a particle could be obtained by the direct process of differentiating a single function, Laplace laid the foundations of the mathematical sciences of heat, electricity and magnetism.
Mansel charged Kant with inconsistency in this preferential treatment of the moral consciousness; all our knowledge, even in moral things, was " relative " and was " regulative."' But, whether consistent or inconsistent, Kant was deliberate in differentiating between the ethical and the theoretic knowledge of man.