Re: Computing square-root of two [Was: Re: No subject]

[Hugo Coolens]

vpa(sqrt(2))

2012/2/17, Tatsuro MATSUOKA <address@hidden>:
> hello
>
> octave:3> sqrt(2)
> ans =  1.4142
>
> Regards
>
> Tatsuro
>
> --- On Fri, 2012/2/17, Bård Skaflestad <address@hidden> wrote:
>
>> On Fri, 2012-02-17 at 10:24 +0100, joseph appau wrote:
>> > please i need help in how to find" square root of 2" in 15 significant
>> > figures
>> >
>>
>>     x = 1.5;
>>     x = (x + 2/x) / 2;
>>     x = (x + 2/x) / 2;
>>     x = (x + 2/x) / 2;
>>     x = (x + 2/x) / 2;
>>     fprintf('%18.15f\n', x)
>>
>> Or, you can look up the 'sqrt' function in the Octave help.
>>
>>
>> Sincerely,
>> --
>> Bård Skaflestad <address@hidden>
>> SINTEF ICT, Applied Mathematics
>>
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