On Thu, Jan 13, 2011 at 12:06 AM, Aviral Gupta <[email protected]> wrote:

> we can do it when hcf(b,m)=1 , in that case find inverse of b by
> extended euclidean mod m and then multiply it by a
>
Yes. And when m is prime, B(mulitplicative inverse of b) = b^(m-2)
As b^(m-1)mod m = 1 if m is prime.

>
> Regards
> Aviral
> http://coders-stop.blogspot.com/
>
> On Jan 12, 6:36 am, mittal <[email protected]> wrote:
> > Somehelp with (a/b)modm expression.
> >
> > http://en.wikipedia.org/wiki/Modular_arithmetic
> > i visited this link but found only for addition,subtraction and
> > multiplication.
>
> --
> You received this message because you are subscribed to the Google Groups
> "Algorithm Geeks" group.
> To post to this group, send email to [email protected].
> To unsubscribe from this group, send email to
> [email protected]<algogeeks%[email protected]>
> .
> For more options, visit this group at
> http://groups.google.com/group/algogeeks?hl=en.
>
>

Please access the attached hyperlink for an important electronic communications 
disclaimer: http://dce.edu/web/Sections/Standalone/Email_Disclaimer.php

-- 
You received this message because you are subscribed to the Google Groups 
"Algorithm Geeks" group.
To post to this group, send email to [email protected].
To unsubscribe from this group, send email to 
[email protected].
For more options, visit this group at 
http://groups.google.com/group/algogeeks?hl=en.

Reply via email to