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When we have rightly introduced the logical signs, the sense of all their combinations has been already introduced with them: therefore not only
"p v q",
but also "~(p v ~q)", etc. etc.
We should then already have introduced the effect of all possible combinations of brackets;
and it would then have become clear that the proper general primitive signs are not "p v q", "( 5.461
(1)
The apparently unimportant fact that the apparent relations like v and The use of brackets with these apparent primitive signs shows that these are not the real primitive signs; and nobody of course would believe that the brackets have meaning by themselves. |
x).fx", etc., but the most general form of their combinations.
,
need brackets - unlike real relations - is of great importance.