40

12

had been working up the details of the matter.
Schröder's work was almost entirely in details.
In the fundamentals he was not less strong.

The Johns Hopkins studies, however,
contained an essay of extraordinary
power, fairly rivalling that of De Morgan, if not Boole's,
by Dr. Oscar Howard Mitchell.
In consequence of the study of that paper,
in 1885 I first broke ground in the
gamma part of the subject.

In 1895 Schröder published the third
huge volume of his logic, which consisted mainly
of a vast elaboration in detail of the
logical algebra of my Note B. That
I never thought considered that algebra to be a
great masterpiece is sufficiently shown