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Article #759

Re: float precision

#759
From: Bart v Ingen Schenau
Date: Mon, 17 Apr 2000 00:00
37 lines
2148 bytes
On Thu, 13 Apr 2000 14:58:57 GMT, Andreas Kahari <andkaha@my-deja.com>
wrote:

>Why not use 'int' or 'long int'?
>
>Limits are declared in <limits.h> (standard?). This is what it says on
>my system:

<limits.h> (or <climits> in C++) is a standard header, but the values
of the macro's are implementation defined.
The standard defines only some minimum limits, like:
int holds at least the values -32767 to 32767  (16 bits signed)
unsigned int holds at least the values 0 to 65535 (16 bits unsigned)
etc.

>
>#define INT_MAX         2147483647      /* max value of an "int" */
>#define UINT_MAX        4294967295U     /* max value of an "unsigned
>int" */
>#define LONG_MAX        9223372036854775807L
>                                        /* max value of a "long int" */
>
>#define DBL_MAX         1.7976931348623157E+308 /* max decimal value of
>a */
>                                                /* "double" */
>
>(very system dependent I guess)
Yes.

>
>/A
>
Bart v Ingen Schenau
-- 
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From: b.vaningenschenauNOSPAM@mail.student.utwente.nl (Bart v Ingen Schenau)
Subject: Re: float precision
Date: 2000/04/17
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