Groups > it.comp.os.linux.software > #5502

Re: Portata della calcolatrice Bc

From	Yoda <yoda@pippo.invalid>
Newsgroups	it.comp.os.linux.software, it.comp.os.linux.sys, it.comp.os.linux.iniziare
Subject	Re: Portata della calcolatrice Bc
Date	2021-03-28 20:20 +0000
Organization	A noiseless patient Spider
Message-ID	<s3qof7$33k$1@dont-email.me> (permalink)
References	<s3qgso$63h$1@dont-email.me> <bpt6jh-o6s.ln1@lazy.lzy> <s3qi52$sa6$1@dont-email.me> <s3qk16$3to$1@gioia.aioe.org>

Cross-posted to 3 groups.

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Addi' 28 mar 2021 19:05:10, Giuseppe Della Bianca scrive:
> Il Sun, 28 Mar 2021 18:33:06 +0000, Yoda ha scritto:
>> Addi' 28 mar 2021 18:16:43, Piergiorgio Sartor scrive:
>>> On 28/03/2021 20.11, Yoda wrote:

>>>> /* crosspost linux.software-sys-iniziare (senza f/u) */

>>>> Potete dirmi qual e' il numero massimo di cifre che bc puo'
>>>> trattare grazie in anticipo?

>>> C'e` scritto nella man page, a meno che tu non intenda altro.

>> Puoi dirmi nella tua Fedora qual e' ad esempio l'esponente massimo ciao
>> e grazie?

> info bc -> Limits

> Next: Environment Variables,  Prev: Comparison with Other 
> Implementations,  Up: Top

> 9 Limits
> ********

> The following are the limits currently in place for this 'bc' processor.
> Some of them may have been changed by an installation.  Use the 'limits'
> statement to see the actual values.

> 'BC_BASE_MAX'
>      The maximum output base is currently set at 999.  The maximum input
>      base is 16.

> 'BC_DIM_MAX'
>      This is currently an arbitrary limit of 65535 as distributed.  Your
>      installation may be different.

> 'BC_SCALE_MAX'
>      The number of digits after the decimal point is limited to INT_MAX
>      digits.  Also, the number of digits before the decimal point is
>      limited to INT_MAX digits.

> 'BC_STRING_MAX'
>      The limit on the number of characters in a string is INT_MAX
>      characters.

> 'exponent'
>      The value of the exponent in the raise operation (^) is limited to
>      LONG_MAX.

> 'multiply'
>      The multiply routine may yield incorrect results if a number has
>      more than LONG_MAX / 90 total digits.  For 32 bit longs, this
>      number is 23,860,929 digits.

> 'variable names'
>      The current limit on the number of unique names is 32767 for each
>      of simple variables, arrays and functions.


Si' questo l'avevo visto, ma 23 milioni sono che vogliono dire che
come output d'un calcolo il numero deve avere al max 23 milioni di
cifre cioe' di ottetti, come dire un file di venti mega? e poi con
l'amd64 il limite aumenta o resta uguale? ciao e grazie

-- 
Yoda

Thread

Portata della calcolatrice Bc Yoda <yoda@pippo.invalid> - 2021-03-28 18:11 +0000
  Re: Portata della calcolatrice Bc Piergiorgio Sartor <piergiorgio.sartor.this.should.not.be.used@nexgo.REMOVETHIS.de> - 2021-03-28 20:16 +0200
    Re: Portata della calcolatrice Bc Yoda <yoda@pippo.invalid> - 2021-03-28 18:33 +0000
      Re: Portata della calcolatrice Bc Giuseppe Della Bianca <giusdbgNO@gmailNO.comNO> - 2021-03-28 19:05 +0000
        Re: Portata della calcolatrice Bc Yoda <yoda@pippo.invalid> - 2021-03-28 20:20 +0000
          Re: Portata della calcolatrice Bc Piergiorgio Sartor <piergiorgio.sartor.this.should.not.be.used@nexgo.REMOVETHIS.de> - 2021-04-04 14:54 +0200

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