60

46

And from this we get again
[diagram]

It must be remembered that possibility and
necessity are relative to the state of information.

Of a certain graph g let us suppose
that I am in such a state of information
that it may be true and may be false; that is
I can scribe on the sheet of assertion
[diagrams]
Now I learn that it is true. This gives
me a right to scribe on the sheet
[diagrams]
But now relative to this new state of information,
[diagram] ceases to be true; and