The Math Forum



Search All of the Math Forum:

Views expressed in these public forums are not endorsed by NCTM or The Math Forum.


Math Forum » Discussions » sci.math.* » sci.math

Topic: Re: It is a very bad idea and nothing less than stupid to define 1/3
= 0.333...

Replies: 42   Last Post: Oct 9, 2017 11:53 AM

Advanced Search

Back to Topic List Back to Topic List Jump to Tree View Jump to Tree View   Messages: [ Previous | Next ]
netzweltler

Posts: 461
From: Germany
Registered: 8/6/10
Re: It is a very bad idea and nothing less than stupid to define 1/3
= 0.333...

Posted: Oct 4, 2017 4:01 AM
  Click to see the message monospaced in plain text Plain Text   Click to reply to this topic Reply

Am Dienstag, 3. Oktober 2017 21:40:54 UTC+2 schrieb burs...@gmail.com:
> Nope, doesn't make any sense at all. Just plain
> crazy. Why would you write a formula for a partial
> sum as a number:


Partial Sum? 0.999... means an infinite sum.

> If ... means n-th place,

No, it doesn't.

> then this here:
>
> 0.999...
>
> Would mean:
>
> 1-10^(-n)
>
> So it would not be a number, but an expression with
> a varying place holder n. Making this exxpression
> here also dependent on n:
>
> 0.999... = 1
>
> But fact is that the following expression:
>
> 0.999...
>
> Has the meaning:
>
> lim n->oo (1-10^(-n))
>
> Which has the value:
>
> 1
>
> Am Dienstag, 3. Oktober 2017 21:15:40 UTC+2 schrieb netzweltler:

> > The meaning of "..." is absolutely clear in this context and we both know that there is a nth decimal place for each n ? N in 0.999...



Date Subject Author
10/2/17
Read Re: It is a very bad idea and nothing less than stupid to define 1/3
= 0.333...
Guest
10/2/17
Read Re: It is a very bad idea and nothing less than stupid to define 1/3
= 0.333...
netzweltler
10/2/17
Read Re: It is a very bad idea and nothing less than stupid to define 1/3
= 0.333...
Jim Burns
10/3/17
Read Re: It is a very bad idea and nothing less than stupid to define 1/3
= 0.333...
netzweltler
10/3/17
Read Re: It is a very bad idea and nothing less than stupid to define 1/3 = 0.333...
FromTheRafters
10/3/17
Read Re: It is a very bad idea and nothing less than stupid to define 1/3
= 0.333...
Jim Burns
10/3/17
Read Re: It is a very bad idea and nothing less than stupid to define 1/3 = 0.333...
FromTheRafters
10/3/17
Read Re: It is a very bad idea and nothing less than stupid to define 1/3
= 0.333...
Jim Burns
10/3/17
Read Re: It is a very bad idea and nothing less than stupid to define 1/3 = 0.333...
FromTheRafters
10/3/17
Read Re: It is a very bad idea and nothing less than stupid to define 1/3
= 0.333...
netzweltler
10/3/17
Read Re: It is a very bad idea and nothing less than stupid to define 1/3
= 0.333...
bursejan@gmail.com
10/4/17
Read Re: It is a very bad idea and nothing less than stupid to define 1/3
= 0.333...
netzweltler
10/3/17
Read Re: It is a very bad idea and nothing less than stupid to define 1/3 = 0.333...
FromTheRafters
10/3/17
Read Re: It is a very bad idea and nothing less than stupid to define 1/3
= 0.333...
Jim Burns
10/3/17
Read Re: It is a very bad idea and nothing less than stupid to define 1/3 = 0.333...
FromTheRafters
10/3/17
Read Re: It is a very bad idea and nothing less than stupid to define 1/3
= 0.333...
netzweltler
10/3/17
Read Re: It is a very bad idea and nothing less than stupid to define 1/3
= 0.333...
Jim Burns
10/4/17
Read Re: It is a very bad idea and nothing less than stupid to define 1/3
= 0.333...
netzweltler
10/4/17
Read Re: It is a very bad idea and nothing less than stupid to define 1/3
= 0.333...
Jim Burns
10/4/17
Read Re: It is a very bad idea and nothing less than stupid to define 1/3
= 0.333...
netzweltler
10/5/17
Read Re: It is a very bad idea and nothing less than stupid to define 1/3
= 0.333...
Jim Burns
10/5/17
Read Re: It is a very bad idea and nothing less than stupid to define 1/3
= 0.333...
netzweltler
10/5/17
Read Re: It is a very bad idea and nothing less than stupid to define 1/3
= 0.333...
Jim Burns
10/5/17
Read Re: It is a very bad idea and nothing less than stupid to define 1/3
= 0.333...
netzweltler
10/5/17
Read Re: It is a very bad idea and nothing less than stupid to define 1/3
= 0.333...
Jim Burns
10/5/17
Read Re: It is a very bad idea and nothing less than stupid to define 1/3
= 0.333...
netzweltler
10/5/17
Read Re: It is a very bad idea and nothing less than stupid to define 1/3
= 0.333...
Jim Burns
10/5/17
Read Re: It is a very bad idea and nothing less than stupid to define 1/3 = 0.333...
FromTheRafters
10/6/17
Read Re: It is a very bad idea and nothing less than stupid to define 1/3
= 0.333...
netzweltler
10/6/17
Read Re: It is a very bad idea and nothing less than stupid to define 1/3
= 0.333...
Jim Burns
10/7/17
Read Re: It is a very bad idea and nothing less than stupid to define 1/3 = 0.333...
FromTheRafters
10/8/17
Read Re: It is a very bad idea and nothing less than stupid to define 1/3 = 0.333...
FromTheRafters
10/8/17
Read Re: It is a very bad idea and nothing less than stupid to define 1/3
= 0.333...
netzweltler
10/8/17
Read Re: It is a very bad idea and nothing less than stupid to define 1/3
= 0.333...
Jim Burns
10/8/17
Read Re: It is a very bad idea and nothing less than stupid to define 1/3
= 0.333...
netzweltler
10/8/17
Read Re: It is a very bad idea and nothing less than stupid to define 1/3
= 0.333...
Jim Burns
10/9/17
Read Re: It is a very bad idea and nothing less than stupid to define 1/3
= 0.333...
netzweltler
10/9/17
Read Re: It is a very bad idea and nothing less than stupid to define 1/3
= 0.333...
Jim Burns
10/9/17
Read Re: It is a very bad idea and nothing less than stupid to define 1/3
= 0.333...
netzweltler
10/9/17
Read Re: It is a very bad idea and nothing less than stupid to define 1/3
= 0.333...
Jim Burns
10/7/17
Read Re: It is a very bad idea and nothing less than stupid to define 1/3
= 0.333...
Jim Burns

Point your RSS reader here for a feed of the latest messages in this topic.

[Privacy Policy] [Terms of Use]

© The Math Forum at NCTM 1994-2017. All Rights Reserved.