2018-02-16 15:41 GMT+01:00 Rik <

[hidden email]>:

> Could someone try the following code in Matlab? The documentation says

> they keep 15 digits after the decimal point for the long format, but

> frankly that would be misleading to the programmer. IEEE-854 has 15-17

> significant figures when represented in base 10, and there is no reason to

> attempt to show more precision if it does not actually exists, as would be

> the case if some of the significant digits occur before the decimal point.

>

> Code:

>

> format long

> x = pi;

> y = [x; x*10; x*100; x*1000]

> single (y)

y =

1.0e+03 *

0.003141592653590

0.031415926535898

0.314159265358979

3.141592653589793

ans =

4×1 single column vector

1.0e+03 *

0.0031416

0.0314159

0.3141593

3.1415928

Matlab 9.2.0.538062 (R2017a) in Debian Sid

>

> Thanks,

> Rik

>

>

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>

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