Virgil
Posts:
8,833
Registered:
1/6/11


Re: Wikipedia and fractions in other base then decimal
Posted:
Feb 11, 2013 6:03 PM


In article <e27124864e944ec58e7a38d804926b16@dp10g2000vbb.googlegroups.com>, JT <jonas.thornvall@gmail.com> wrote:
> On 11 Feb, 23:17, Virgil <vir...@ligriv.com> wrote: > > In article > > <6cb6128ee23543459aaf6fb6dd6ba...@g8g2000vbf.googlegroups.com>, > > > > > > > > > > > > > > > > > > > > JT <jonas.thornv...@gmail.com> wrote: > > > On 11 Feb, 09:00, Virgil <vir...@ligriv.com> wrote: > > > > In article > > > > <03a59b131fbd409891d7f093d7cf5...@w4g2000vbk.googlegroups.com>, > > > > > > JT <jonas.thornv...@gmail.com> wrote: > > > > > Wikipedia claims that 1/2 decimal 0,5 is 0,1 in ternary... and also > > > > > 0,1 in binary..... > > > > > > > In reality it is 0.12 in ternary and 0.101 in binary > > > > > > Shouldn't 0.12 in base three be the same as > > > > 1/3 + 2/3^2 = 3/9 + 2/9 = 5/9? > > > > > > I make onehalf expressed in base 3 to be 0.1111... > > > >  > > > > >http://www.anybase.co.nf/ > > > > If that says otherwise, it is wrong! > >  > > No my algorithm write bases in finite way, the correct way to write > numbers in bases, and it is generic work for any base. How the > multiples really work is easy for anyone with a brain to understand, > but first one have to understand what a fraction and a whole number > is. And neither exist upon your numberline.
You have never even seen my numberline, which contains all infinitely many of both.
And in standard place value notation, in which each place has place value of 1/base times the one to its left, your goop is gunk. 

