Re: What are the values of 2-valued logic?
- From: David C. Ullrich <ullrich@xxxxxxxxxxxxxxxx>
- Date: Sun, 04 Jun 2006 13:04:01 -0500
On 4 Jun 2006 07:55:20 -0700, "Owen" <owenholden@xxxxxxxxxx> wrote:
If we assume that the values of 2-valued logic are: factual truth and
factual falsity, then, we have a problem wrt tautology and
contradiction, because neither factual truth nor factual falsity is
tautologous or contradictory.
Why is this a problem? Nobody every said that truth and
validity (tautogousness) were supposed to be the same.
They're not.
If we assume that the values of 2-valued logic are: tautology and
contradiction, then we have a problem wrt factual truth and factual
falsity, because neither tautology nor contradiction are factual.
Is the 2-valued logic limited to mathematical contexts only??
~p <-> [p <-> (q & ~q)]
p <-> [p <-> (q v ~q)]
************************
David C. Ullrich
.
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- What are the values of 2-valued logic?
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- What are the values of 2-valued logic?
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