[SI-LIST] Re: OT: Mobile apps for engineers
- From: Aubrey Sparkman <asparky@xxxxxxxxxxxxxxxxxxxxxxxx>
- To: "ken@xxxxxxxxxxxxxxxx" <ken@xxxxxxxxxxxxxxxx>
- Date: Thu, 10 May 2012 12:31:28 -0500
Way cool! Thanks!
Aubrey
Sent from my iPhone
On May 10, 2012, at 10:55 AM, Ken Wyatt <ken@xxxxxxxxxxxxxxxx> wrote:
> The app name is "powerOne Scientific Calculator" by Infinity Softworks. This
> company has actually been making this app for several years. I remember
> purchasing it for my Palm Treo back in the day. Their web site is
> http://www.infinitysw.com/ and they make versions for Palm (still!),
> BlackBerry, Windows Mobile, and iPad/iPhone/iPod Touch. At least for the iPad
> version, you can download several free equation templates from within the app.
> _______________________
> Kenneth Wyatt
> Wyatt Technical Services LLC
> Woodland Park, CO
> Email Me! | Web Site | Blog
> Subscribe to Newsletter
> Connect with me on LinkedIn
> On May 10, 2012, at 9:45 AM, info@xxxxxxxxxxxxxxxxxxx wrote:
>
>> Ken,
>>
>> What's the mobile app called?
>>
>> PS
>> Sent via BlackBerry by AT&T
>>
>> -----Original Message-----
>> From: Ken Wyatt <ken@xxxxxxxxxxxxxxxx>
>> Sender: si-list-bounce@xxxxxxxxxxxxx
>> Date: Thu, 10 May 2012 09:00:03
>> To: <si-list@xxxxxxxxxxxxx>
>> Reply-To: ken@xxxxxxxxxxxxxxxx
>> Cc: Martin Euredjian<martin_05@xxxxxxxxxxxxxx>
>> Subject: [SI-LIST] Re: OT: Mobile apps for engineers
>>
>> Hi All,
>> Just wanted to provide an update on an iOS app I found that has a nice
>> equation solver very similar to what was built in to the HP95/100/200LX
>> calculators..."PowerOne SE" for the iPad. They also have a version for the
>> iPhone. Will go algebraic or RPN and has numerous predefined templates, as
>> well as user-defined for the equation solver feature. Very slick.
>> _______________________
>> Kenneth Wyatt
>> Wyatt Technical Services LLC
>> Woodland Park, CO
>> Email Me! | Web Site | Blog
>> Subscribe to Newsletter
>> Connect with me on LinkedIn
>>
>> On Feb 25, 2012, at 11:12 PM, Martin Euredjian wrote:
>>
>>> Thanks for the feedback. No problem at all with the delay.
>>> I am working on a couple of projects at the moment. As soon as I get clear
>>> the equation solver is what I am going to shoot for. I do have some ideas
>>> that go beyond what the 200LX could do. There are a number of things that
>>> are possible today that the 200LX simply could not approach due to
>>> limitations in memory and raw speed.
>>>
>>> Feel free to email me off-list with any ideas/requests, etc.
>>>
>>> -Martin
>>>
>>>
>>>
>>>
>>> ________________________________
>>> From: Ken Wyatt <ken@xxxxxxxxxxxxxxxx>
>>> To: Martin Euredjian <martin_05@xxxxxxxxxxxxxx>
>>> Cc: "si-list@xxxxxxxxxxxxx" <si-list@xxxxxxxxxxxxx>
>>> Sent: Saturday, February 25, 2012 1:36 PM
>>> Subject: [SI-LIST] Re: OT: Mobile apps for engineers
>>>
>>> Hi Martin,
>>> Please excuse the delay, as I'm going through older emails today.
>>>
>>> HP did it right with the HP 95, 100 and 200LX clamshell PDA/calculators.
>>> They built in a super equation solver where you could enter in a
>>> generalized formula, defining named variables. Once the equation was
>>> entered/saved, you could scroll down the list of equations, select one and
>>> it would display all the variable names. Entering data for any of the
>>> names, but one, would solve for the one.
>>>
>>> That's what I would very much like to see on the iPhone.
>>>
>>> Cheers, Ken
>>> _______________________
>>> Kenneth Wyatt
>>> Wyatt Technical Services LLC
>>> Woodland Park, CO
>>> Email Me! | Web Site | Blog
>>> Subscribe to Newsletter
>>> Connect with me on LinkedIn
>>>
>>> On Nov 1, 2011, at 10:37 PM, Martin Euredjian wrote:
>>>
>>>> I forgot to mention this. There are spreadsheet tools available for iOS.
>>>> Frankly, they are a little bit of a pain to use. If you fly in Excel
>>>> you'd hate having to poke everything with your fingers. It's clunky and
>>>> slow. I have used them but only when I absolutely, positively have no
>>>> other choice. There is no way I'd develop the kinds of complex
>>>> calculation sheets I've done in Excel on a phone or even on an iPad.
>>>> My focus, in terms of mobile apps for engineering, would center around
>>>> apps that would make sense for us to use. I have a lot of custom code
>>>> developed over the years on my HP41 ~ 48. I am looking at some of those
>>>> tools to see how well they might translate into this century.
>>>>
>>>> Even though I have an HP41 emulator on my iPhone I still reach for a real
>>>> HP calculator 95% of the time. Of course, it helps to have a small
>>>> collection of them spread around the office :-).
>>>>
>>>> -Martin
>>>>
>>>>
>>>>
>>>> ________________________________
>>>> From: alfred1520list <alfred1520list@xxxxxxxxx>
>>>> To: Martin Euredjian <martin_05@xxxxxxxxxxxxxx>; si-list@xxxxxxxxxxxxx
>>>> Sent: Tuesday, November 1, 2011 3:55 PM
>>>> Subject: Re: [SI-LIST] OT: Mobile apps for engineers
>>>>
>>>> What I would find useful is something more than an App, more like Excel
>>>> which
>>>> is a platform where any number of custom calculations can be implemented.
>>>>
>>>> I have created a Perl based engine for the Android for myself. It reads a
>>>> text file specifying the formula, e.g. for dBm<->dBuV conversion:
>>>>
>>>> exp(log(10)*($dBm/10-3)) = (exp(log(10)*($dBuV/20-6)))**2 / $R
>>>>
>>>> you can provide two of the three $dBm, $dBuV, and $R and solve for
>>>> the 3rd unknown. You can also have multiple variables on either
>>>> of the equal sign. You can only solve for 1 unknown. It also bombs
>>>> all the time due to the crude implementation of the Newton's method.
>>>>
>>>> This is fashioned after the Solver in the antiquated HP 200LX palmtop.
>>>> A faithful reimplementation of that gem would be a great tool.
>>>>
>>>>
>>>> Best Regards,
>>>> Alfred Lee
>>>>
>>>> ----- Original Message ----- From: "Martin Euredjian"
>>>> <martin_05@xxxxxxxxxxxxxx>
>>>> To: <si-list@xxxxxxxxxxxxx>
>>>> Sent: Tuesday, November 01, 2011 1:25 PM
>>>> Subject: [SI-LIST] OT: Mobile apps for engineers
>>>>
>>>>
>>>>> Over the years I've developed and used a number of custom little tools
>>>>> that I've used while designing products. They span a range from
>>>>> optimizing resistor divider calculations to analyzing DRAM timing and
>>>>> graphing theoretical power distribution network performance. Most all of
>>>>> these I wrote in Excel using the embedded VB language.
>>>>> Now I am thinking that these and other tools could be of use to others
>>>>> and decided to start down the path of defining a number of apps to write
>>>>> (initially for iOS) along these lines.
>>>>>
>>>>> The reason for this post is to reach out to the SI community in order to
>>>>> understand what you might need. I know what I've needed when I've done SI
>>>>> work on my own boards. I would like to understand what some of you might
>>>>> be interested in having as handy tools to use during the course of your
>>>>> work. These don't have to be purely SI-related but can span a range of
>>>>> related disciplines.
>>>>>
>>>>>
>>>>> Thanks,
>>>>>
>>>>> -Martin
>>>>>
>>>>>
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