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Bug with Integers
08-21-2015, 12:47 AM
Post: #12
RE: Bug with Integers
(08-21-2015 12:09 AM)Arno K Wrote:  I haven't tried that with approx mode on on the 49G+, in exact mode this calc provided the awaited 2, interesting that approx mode delivers the 23 like the prime does.

Well, in approximate mode 23 is the correct answer (for some value of correct, and extending the meaning of modulus to rational numbers):

7^23 ==> 2.73687473401E19
2.73687473401E19 MOD 143 ==> 23.

(08-21-2015 12:09 AM)Arno K Wrote:  On the prime the problem seems to lie deeper in the system, both exact and approx with the CAS-order (mod(...)) deliver 23, only the (non-CAS)-command a MOD is correct, this must be manually entered and display with both possibilities is the same

The Home/CAS dichotomy on the Prime is worse than a multiple personality disorder; more like a severed corpus callosum. I'm not sure if the complexity of this model causes more headaches and confusion for users or for the poor developers who have to make this untidiness work inside, but I'm utterly amazed that it's resulted in so _few_ bugs!
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Messages In This Thread
Bug with Integers - Arno K - 08-20-2015, 09:07 PM
RE: Bug with Integers - Helge Gabert - 08-20-2015, 09:28 PM
RE: Bug with Integers - DrD - 08-20-2015, 09:59 PM
RE: Bug with Integers - Arno K - 08-20-2015, 10:06 PM
RE: Bug with Integers - Didier Lachieze - 08-20-2015, 10:31 PM
RE: Bug with Integers - Arno K - 08-21-2015, 12:02 AM
RE: Bug with Integers - Dieter - 08-21-2015, 10:16 PM
RE: Bug with Integers - Arno K - 08-20-2015, 10:04 PM
RE: Bug with Integers - DrD - 08-20-2015, 11:08 PM
RE: Bug with Integers - Arno K - 08-20-2015, 11:54 PM
RE: Bug with Integers - nlj - 08-21-2015, 12:00 AM
RE: Bug with Integers - Arno K - 08-21-2015, 12:09 AM
RE: Bug with Integers - nlj - 08-21-2015 12:47 AM
RE: Bug with Integers - Helge Gabert - 08-21-2015, 01:55 AM
RE: Bug with Integers - Arno K - 08-21-2015, 08:54 AM
RE: Bug with Integers - Marcus von Cube - 08-21-2015, 09:16 AM
RE: Bug with Integers - wawa - 08-21-2015, 09:35 AM
RE: Bug with Integers - Joe Horn - 08-22-2015, 02:04 AM
RE: Bug with Integers - Arno K - 08-22-2015, 06:43 AM
RE: Bug with Integers - nlj - 08-23-2015, 10:32 PM
RE: Bug with Integers - parisse - 08-21-2015, 11:09 AM
RE: Bug with Integers - Arno K - 08-21-2015, 03:14 PM
RE: Bug with Integers - DrD - 08-21-2015, 11:53 AM



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