# [Blindmath] hydraulic full screen braille display

Peter Wolfe sunspot005 at gmail.com
Sun Jul 11 12:25:49 CDT 2010

```Uncommonly it's  matrixes according to Wikipedia found at
URL: http://en.wikipedia.org/wiki/Matrix_(mathematics)
note: technically both are right though and maybe we all just learned something.

On 7/11/10, Christine Szostak <szostak.1 at osu.edu> wrote:
> Hi Peter,
>   Just for clarification, "matricies" is the plural of matrix.
>
>
> --------------------------------------------------
> From: "Peter Wolfe" <sunspot005 at gmail.com>
> Sent: Sunday, July 11, 2010 1:52 AM
> To: "Blind Math list for those interested in mathematics"
> <blindmath at nfbnet.org>
> Subject: Re: [Blindmath] hydraulic full screen braille display
>
>> Ryan and or others:
>>
>>
>>
>>    Good some contribution to what I had to say for once about
>> something with substance. Can you backup your claim? Give us an
>> example of your matrices. I'm not sure what a matrices would be or
>> anything at all for that matter. I guess you are refering to a matrix
>> by chance? Also, my understanding of calculus with Derivatives and
>> integrals have functions and these are for acceleration and velocity
>> with surely other process in a four quadrant x, y and etc. I'd like to
>> see what you can do in a one to four line display in braile and
>> especially just a one line display that will be comprehendable to you
>> in the long run. I remember when I took precalculus I had problems
>> that on print would take up nearly a page or page and a half with a
>> calculuator with sighted assistance with the visual aspects of the
>> beast. Surely you could enlighten us all on your method?
>>     I think the best way of doing mathematics of the advanced level
>> is to see it all in one point going down as you go latterially. I
>> cannt see that horizontally at all other than standard mathematics at
>> all. I'm confused to what you mean and who could properly teach such
>> methods to anyone in a understandable way. I'll find out when I
>> actually take the classes right? This is conforting to someone who
>> likes to be prepared for everything on the ground running. I mean I'm
>> just confused to what aspects are visual and what aren't and from what
>> I've heard from mainly sighted people that it's got lots of   room for
>> interpretation of graphs wit connecting two or so things to make up a
>> unique answer to this issue. How could that be done in another format
>> translated and you create a solution with your answer? Thanks for
>> further information you can shead on this crutial issue.
>>
>> sincerely,
>> Peter
>>
>> On 7/10/10, Ryan Thomas <rlt56 at nau.edu> wrote:
>>> Peter,
>>>
>>> higher mathematics with a one or even four line braille display.  It's
>>> entirely possible.  I understand that matricies are spacial, but even
>>> they can be visualized in a row and column format using a one line
>>> display.  Outside of matricies most math that I can thing of isn't
>>> complicated by a one line read out.  Derivatives and integrals can
>>> both be done.  In calc III there is a lot of visualization of three
>>> dimentional figures, but even sighted students have to contend with
>>> that issue and it's kind of the nature of the math itself.  I don't
>>> think it's an accurate claim that the more complex math cannot be done
>>> with the one line display.  I think you'll find the same as you
>>> actually take the classes.
>>>
>>> Sincerely,
>>>    Ryan
>>>
>>> On 7/9/10, Peter Wolfe <sunspot005 at gmail.com> wrote:
>>>> Le,
>>>>
>>>>
>>>> with Disabilities assistant sent me an e-mail from North Carolina
>>>> State University. Well, I think if you used simplication using
>>>> standard Logic 101 you can tell that it's a dot conjuction meaning
>>>> both must be true necessarily. Well, I think it should be a
>>>> disjunction conjunction with an or cause it's only the braille with
>>>> especially the four line proposal on the table now. Nothing was stated
>>>> about images in the article and that is unfortunately ashame. However,
>>>> it's something to expand our mind around for the time being. Images
>>>> are  very abstract and hard to join together. The proposed 4 line
>>>> display is going to be useful in simple mathematics and some algebra
>>>> from simple deduction and not so much on high end mathematics at this
>>>> stage of development.
>>>>
>>>> On 7/8/10, qubit <lauraeaves at yahoo.com> wrote:
>>>>> The following link was the topic of discussion on the sci-tech list a
>>>>> while
>>>>> back. If you want to know more, such as if/when it will be productized,
>>>>> Sina Bahram.
>>>>> I wonder if this could do both braille and graphics.  The technology is
>>>>> coming, if people demand it.
>>>>> --le
>>>>>
>>>>> Hydraulics Could Enable Fullscreen Braille Display | Gadget Lab |
>>>>> Wired.com
>>>>>
>>>>>
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>>>>>
>>>>
>>>>
>>>> --
>>>> Peter Q. Wolfe, AS
>>>> sunspot005 at gmail.com
>>>>
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>>>
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>>
>>
>> --
>> Peter Q. Wolfe, AS
>> sunspot005 at gmail.com
>>
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> Christine M. Szostak
> Language Perception Lab
> Department of Psychology, Cognitive Area
> The Ohio State University
> Columbus, Ohio
> szostak.1 at osu.edu
>
>
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--
Peter Q. Wolfe, AS
sunspot005 at gmail.com

```