Re: Cantor's "diagonal argument". My Objection.
- From: John Jones <jonescardiff@xxxxxxx>
- Date: Mon, 01 Dec 2008 23:18:00 +0000
george wrote:
On Dec 1, 4:22 pm, John Jones <jonescard...@xxxxxxx> wrote:INTRODUCTION
I don't make any argument for or against Cantor's methodology.
I argue instead that it does not tackle what it was intended to tackle.
You have completely mis-
characterized the theorem.
The theorem says that EVERY set, IRrespective of size, HAS MORE
subsets than it has elements. (sets)
Yes I know. Let's drop the language of sets. It's not necessary and tiresome.
Infinity is NOT relevant to the proof
Good job I didn't use it then.
of
the theorem. The theorem and its proof remain UNchanged EVEN if
you DENY the axiom of infinity (if you replace it with an axiom
insisting
that nothing infinite exists, or that all infinite classes are
I never attended to the idea of infinity even though, no doubt, a great deal of boollocks is mentioned in regard of it elsewhere, here even.
In other words, by stating the following...DISCUSSION...
Cantor's theorem goes something like "there are infinite sets which
cannot be put into one-to-one correspondence with the infinite set of
natural numbers".
you are proving that YOU DON'T KNOW "What it was intended to tackle".
If we helpfully translate that term 'sets' into something more substantive,
NOTHING is "more substantive". In point of fact, it is EVERYthing
ELSE
that can get "translated into" sets. Every natural number, for
example,
is translated into the set of all smaller natural numbers. Since no
natural
number is smaller than 0, 0 is translated into the empty set.
That's boring, unnecessary talk. Just drop 'sets'. If everything is a set of everything, somewhere, somehow, then it just looks pretentious to keep having to mention it.
Since
the
only natural number smaller than 1 is 0, 1 is translated into { { } }.
Ad inf.
There's that set thing again. Look, I will advise you. A set IS {}. That's all it is. A shape that we say of 'oo look that's a set'. Just drop sets. Stick to the point. Eat your greens. Use toilet paper. Stay in your HOME!
Real numbers are translated into subsets of N via a bit-string
mapping.
Is that 'bit string mapping'? or 'mannered *** scratching'?
Cantor is saying that, for example, the real numbers (those
between 0 and 1, such as 0.2361...)
It DOESN'T MATTER whether you restrict these reals to being between 0
and 1,
but if you want to, go ahead.
I said 'for example'. In your enthusiasm do not cover parts of your screen in spit.
Just don't screw up your grammar so
badly as
to imply that THE real numbers ARE numbers between 0 and 1.
Let there be no pandemonium among us, let not strange garblings scorch our ears, inflame our souls and plunge us into committing irredeemeable errors..
If Cantor is right, then these two types of number cannot be
put into a one to one correspondence with each other: there are more
real's than natural's.
This IS NOT specific to Cantor IN ANY way except that he got there
FIRST.
NOWadays this IS A THEOREM from SOME AXIOMS of set theory. In FIRST-
order logic. So for this to fail, it will not be enough for ANYthing
about CANTOR
to be wrong: LOGIC will have to be wrong.
Logic IS wrong. How else could we know that it is WE who are RIGHT!
Cantor's proof employs a made to measure 'square'.
Well, obviously, IT HAS to be square because YOU (as OPPOSED to
Cantor)
are assuming that there is ONLY ONE size of infinity. So the list
HAS to be
infinity x infinity in size and shape.
Kellog's Cocopops are round with a hole. This makes them infinite AND null. They make the milk go brown and the white go null. But I like my milk to be white and stay white. How about you, Stu?
The natural numbers are employed as an index or list
NO, DUMBASS: The natural numbers are employed BY DEFINITION
as THE ONLY POSSIBLE index FOR EVERY list.
That makes Cantor's proof a proof by definition.
If a thing is not indexed
by the natural numbers THEN THE THING IS NOT a list -- BY DEFINITION
OF
That makes Cantor's proof a proof by definition.
where each number identifies the position of each real number.
That makes Cantor's proof a proof by definition.
You forgot that IT'S SQUARE.
Each natural number ALSO identifies a COLUMN on the row indexed by
any natural number. It takes an ordered pair of natnum co-ordinates
to
tell whether a particular real-on-the-list (row) does or does not
contain
a particular natural number (i.e. is or is not zero at that particular
digit-
position WITHIN the real number).
Yes, yes,
Cantor's proof, simply put, amounts to the
idea that when we add or subtract 1 to all the digits of the real
numbers, then that new real number can't be found on the list given to
us by the natural numbers.
The list IS NOT GIVEN to us by the natural numbers!
The list IS NOT GIVEN *AT ALL*!!
Then the natural numbers are employed BY DEFINITION as THE ONLY POSSIBLE index FOR EVERY list.
The argument applies TO ANY list!
You mean lists that are not natural numbers employed BY DEFINITION as THE ONLY POSSIBLE index FOR EVERY list.
NO properties of the list (aside from its being square) are used in
the proof!
I think you were hauled up before a despotic tribal leader at some point and asked to give an account of yourself or suffer the death meted out to unbelievers.
MY OBJECTION
My objection is simple: Cantor makes no substantive distinction between
the real numbers and the natural numbers.
Dip***: The inherent difference
IS BETWEEN ELEMENTS AND SUBSETS of a given set.
There's that sets fixation again. It makes no difference how Cantor words it. The methodology is the same.
The powerset axiom IS AN AXIOM. EVERY set has a DIFFERENT set
of its subsets, from its elements. THAT IS an inherent difference.
Thanks for playing. Moron.
Yes, yes, yes,
Either can be used to list the other.
BY DEFINITION, THE NATURAL NUMBERS *ARE THE ONLY*
things that can be used to "list" ANY things IN ANY list!
That makes Cantor's proof a proof by definition.
Sorry you were so damn stupid you didn't know what a list was.
The train's gone. You missed it.
.
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