o the extension of first intentions.
| Let the differences of the characters of things and events be
| disregarded, and let the letters signify only the differences
| of classes as wider or narrower.  In other words, the only
| logical comprehension which the letters considered as terms
| will have is the greater or less divisibility of the classes.
|
| Thus, 'n' in another case of Boole's calculus might,
| for example, denote &quot;New England States&quot;;  but in the
| case now supposed, all the characte