Comments on: What is bigger than infinity? http://laurentschneider.com/wordpress/2007/10/what-is-bigger-than-infinity.html Oracle Certified Master Mon, 01 Dec 2008 17:13:53 +0000 http://wordpress.org/?v=2.6.5 By: Laurent Schneider http://laurentschneider.com/wordpress/2007/10/what-is-bigger-than-infinity.html#comment-4943 Laurent Schneider Fri, 05 Oct 2007 09:34:07 +0000 http://laurentschneider.com/wordpress/2007/10/what-is-bigger-than-infinity.html#comment-4943 I learnt something new ;-) I learnt something new ;-)

]]> By: cfgauss http://laurentschneider.com/wordpress/2007/10/what-is-bigger-than-infinity.html#comment-4935 cfgauss Thu, 04 Oct 2007 19:12:22 +0000 http://laurentschneider.com/wordpress/2007/10/what-is-bigger-than-infinity.html#comment-4935 I can't wait till Oracle will have implemented the different infinite cardinals aleph-0, aleph-1, ... then, continuum hypothesis will very elegantly be decided by the query select null from dual where power(2, ALEPH_0) = ALEPH_1 I can’t wait till Oracle will have implemented the different infinite cardinals
aleph-0, aleph-1, …

then, continuum hypothesis will very elegantly be decided by the query

select null
from dual
where power(2, ALEPH_0) = ALEPH_1

]]> By: Sokrates http://laurentschneider.com/wordpress/2007/10/what-is-bigger-than-infinity.html#comment-4934 Sokrates Thu, 04 Oct 2007 19:05:00 +0000 http://laurentschneider.com/wordpress/2007/10/what-is-bigger-than-infinity.html#comment-4934 I can't wait until Oracle will have implemented the different infinite cardinals Aleph-0, Aleph-1, ... Then, continuum hypothesis will be very elegantly decided by the query select null from dual where power(2, ALEPH_0) = ALEPH_1 bets on the result are welcome I can’t wait until Oracle will have implemented the different infinite cardinals
Aleph-0, Aleph-1, …
Then, continuum hypothesis will be very elegantly decided by the query

select null
from dual
where power(2, ALEPH_0) = ALEPH_1

bets on the result are welcome

]]> By: Laurent Schneider http://laurentschneider.com/wordpress/2007/10/what-is-bigger-than-infinity.html#comment-4930 Laurent Schneider Thu, 04 Oct 2007 08:00:04 +0000 http://laurentschneider.com/wordpress/2007/10/what-is-bigger-than-infinity.html#comment-4930 and it is also not greater than BINARY_FLOAT_NAN and GREATEST(NULL,BINARY_DOUBLE_NAN) is NULL and it is also not greater than BINARY_FLOAT_NAN and GREATEST(NULL,BINARY_DOUBLE_NAN) is NULL

]]> By: Laurent Schneider http://laurentschneider.com/wordpress/2007/10/what-is-bigger-than-infinity.html#comment-4913 Laurent Schneider Tue, 02 Oct 2007 15:38:51 +0000 http://laurentschneider.com/wordpress/2007/10/what-is-bigger-than-infinity.html#comment-4913 good point :mrgreen: good point :mrgreen:

]]> By: Sokrates http://laurentschneider.com/wordpress/2007/10/what-is-bigger-than-infinity.html#comment-4912 Sokrates Tue, 02 Oct 2007 14:51:57 +0000 http://laurentschneider.com/wordpress/2007/10/what-is-bigger-than-infinity.html#comment-4912 I can't wait till Oracle will have implemented constants Aleph-0, Aleph-1, ... Then, finally, continuum hypothesis will be trivially solved by select 1 from dual where power(Aleph-0) = Aleph-omega I can’t wait till Oracle will have implemented constants
Aleph-0, Aleph-1, …
Then, finally, continuum hypothesis will be trivially solved by
select 1 from dual where power(Aleph-0) = Aleph-omega

]]> By: Sokrates http://laurentschneider.com/wordpress/2007/10/what-is-bigger-than-infinity.html#comment-4911 Sokrates Tue, 02 Oct 2007 14:33:19 +0000 http://laurentschneider.com/wordpress/2007/10/what-is-bigger-than-infinity.html#comment-4911 I can't wait till Oracle will have implemented constants Aleph-0, Aleph-1, ... Then, finally, continuum hypothesis will be trivially solved by select 1 from dual where power(Aleph-0) = Aleph-omega I can’t wait till Oracle will have implemented constants
Aleph-0, Aleph-1, …

Then, finally, continuum hypothesis will be trivially solved by
select 1 from dual where power(Aleph-0) = Aleph-omega

]]> By: Sokrates http://laurentschneider.com/wordpress/2007/10/what-is-bigger-than-infinity.html#comment-4910 Sokrates Tue, 02 Oct 2007 14:31:12 +0000 http://laurentschneider.com/wordpress/2007/10/what-is-bigger-than-infinity.html#comment-4910 I can't wait till Oracle will have implemented constants Aleph-0, Aleph-1, ... Then, finally, continuum hypothesis will be trivially solved by select 1 from dual where power(Aleph-0) = Aleph-omega :-D I can’t wait till Oracle will have implemented constants
Aleph-0, Aleph-1, …

Then, finally, continuum hypothesis will be trivially solved by
select 1 from dual where power(Aleph-0) = Aleph-omega

:-D

]]> By: Sokrates http://laurentschneider.com/wordpress/2007/10/what-is-bigger-than-infinity.html#comment-4909 Sokrates Tue, 02 Oct 2007 14:28:37 +0000 http://laurentschneider.com/wordpress/2007/10/what-is-bigger-than-infinity.html#comment-4909 "According to the doc, it [BINARY_DOUBLE_NAN] is greater than any value, inclusive positive infinity." it is not greater than itself: SQL > select 1 from dual where BINARY_DOUBLE_NAN > BINARY_DOUBLE_NAN; no rows selected “According to the doc, it [BINARY_DOUBLE_NAN] is greater than any value, inclusive positive infinity.”

it is not greater than itself:

SQL > select 1 from dual where BINARY_DOUBLE_NAN > BINARY_DOUBLE_NAN;

no rows selected

]]> By: Laurent Schneider http://laurentschneider.com/wordpress/2007/10/what-is-bigger-than-infinity.html#comment-4905 Laurent Schneider Tue, 02 Oct 2007 10:09:40 +0000 http://laurentschneider.com/wordpress/2007/10/what-is-bigger-than-infinity.html#comment-4905 but note than twice infinity is not bigger than infinity :-) select * from dual where binary_double_infinity*2 > binary_double_infinity; No rows selected. Anyway, I will ask him next time I see him on TV but note than twice infinity is not bigger than infinity :-)

select *
from dual
where binary_double_infinity*2
> binary_double_infinity;

No rows selected.

Anyway, I will ask him next time I see him on TV

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