# [Blindmath] A Student's Question

Sabra Ewing sabra1023 at gmail.com
Fri Nov 11 23:48:56 UTC 2016

```I have no idea where it comes from. It is 3.146 and then the 28 comes from somewhere. I'm not the one who picked it. I just know that for basically every math class I have been in, that is what they say to use for pie. Ask Professor MCcarthy. He probably knows.

Sabra Ewing

> On Nov 11, 2016, at 5:45 PM, Amanda Lacy via Blindmath <blindmath at nfbnet.org> wrote:
>
> How do you get 3.14628 by rounding 3.14159...?
>
> Amanda
>
>> On 11/11/16, Sabra Ewing via Blindmath <blindmath at nfbnet.org> wrote:
>> All right, it is it repeating then, but a lot of math classes are using
>> 3.14628 if you don't have a Calculator with the pie button. I guess that is
>> a rounded value or something. And it's the Sa circumference to the diameter.
>> You were quibbling over the decimal number when that is more important.
>>
>> Sabra Ewing
>>
>>> On Nov 11, 2016, at 2:05 PM, Bill Dengler <codeofdusk at gmail.com> wrote:
>>>
>>> 3.14628 repeating?
>>> No Sabra. NO.
>>> http://enwp.org/pi
>>>
>>> Bill
>>>> On Nov 11, 2016, at 7:36 PM, Sabra Ewing via Blindmath
>>>> <blindmath at nfbnet.org> wrote:
>>>>
>>>> Yes, that is for six followed by P. It is not the word pie. It is a Greek
>>>> symbol that has a constant of 3.14628 repeating. Someone came up with it
>>>> by comparing a circles ark to its circumference or something like that.
>>>>
>>>> Sabra Ewing
>>>>
>>>>> On Nov 11, 2016, at 9:40 AM, Zach via Blindmath <blindmath at nfbnet.org>
>>>>> wrote:
>>>>>
>>>>> When I use the Nemeth tutorial on my BrailleNote Apex it says '46 1234'
>>>>> is
>>>>> pi.
>>>>>
>>>>> Zachary Mason
>>>>> M.S. Student
>>>>> Animal and Dairy Sciences
>>>>> Mississippi State University
>>>>>
>>>>> -----Original Message-----
>>>>> From: Blindmath [mailto:blindmath-bounces at nfbnet.org] On Behalf Of
>>>>> derek
>>>>> riemer via Blindmath
>>>>> Sent: Thursday, September 29, 2016 1:35 PM
>>>>> To: Blind Math list for those interested in mathematics
>>>>> <blindmath at nfbnet.org>
>>>>> Cc: derek riemer <Derek.Riemer at Colorado.EDU>
>>>>> Subject: Re: [Blindmath] A Student's Question
>>>>>
>>>>> No.
>>>>>
>>>>> .p would probably be written as (46, 56 1234) or maybe evenn (456 256
>>>>> 1234)
>>>>>
>>>>> I've never seen this in mathematics though. I don't know if it's valid.
>>>>>
>>>>>
>>>>>> On 9/29/2016 12:15 PM, ALLEN PURVIN via Blindmath wrote:
>>>>>> Hi,
>>>>>> A student asked me a Nemeth question and I do not know the answer. I
>>>>>> am
>>>>> sure people here do, so thank you.
>>>>>> What is the difference between .p (decimal point, p) and pi (the Greek
>>>>> symbol) in Nemeth?  Aren't they both 4,6; 1,2,3,4?
>>>>>> I understand that in context, the distinction may be more clear.  But
>>>>> without?
>>>>>> Thank you,
>>>>>> - allen
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>>>>> --
>>>>> ------------------------------------------------------------------------
>>>>>
>>>>>
>>>>>  Derek Riemer
>>>>>
>>>>> * Department of computer science, third year undergraduate student.
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>>>>
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