Re: Is double precision for floating point calculation the default?

[José Abílio Matos]

On Saturday, 21 March 2020 03.59.34 WET ttonon wrote:

> Greetings,

> In a program, I need all my calculations, which are floating point decimal,

> to be double precision (accurate to 10E-16). Is that the default, or must I

> make an explicit command for that precision, and if so, what is the

> command? Thanks.

>

> Tom

 

Yes it is the default:

 

As an example:

 

>> class(5)

ans = double

>> eps(1)

ans = 2.2204e-16

 

--

José Matos