Use this for questions about calling Wolfram Alpha from Mathematica. Questions about Wolfram Alpha itself are off-topic.

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0
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0answers
75 views

Can Mathematica solve 625 linear coupled differential equations?

I'm trying to solve an atomic physics problem in which I need to solve 625 linear coupled differential equations. I generated them by using the AtomicDensityMatrix Package. They are Liouville ...
2
votes
1answer
100 views

Mathematica unable to solve equation numerically while Wolfram|Alpha can

I want to solve the following equation 2 x == Sinh[x] Mathematica is unable to do so ...
2
votes
1answer
91 views

Strange message appearing when using Wolfram Alpha in Mathematica

I have Mathematica 9.0.1.0 and I've recently noticed that whenever I press the equals sign and type something like Sech[x]^2, I get the message: I then tried other search queries, such as p^2, ...
6
votes
1answer
149 views

Check remaining Wolfram|Alpha calls

As Wolfram|Alpha calls are limited, and on the other side increasingly frequent, I'd like to be able to check how many calls am I able to make at a given time. Is there a function or system variable ...
0
votes
1answer
90 views

Plotting Time Series with call to Wolfram Alpha

I am trying to plot stocks showing some of the local maxima. As an exercise I first tried to load Apple's stock data from Wolfram Alpha with the following code: ...
-2
votes
1answer
59 views

Plot various functions in different intervals [closed]

I need to do some really easy in WolfarmAlpha online. I want to to plot 2x for {1 to 3} and ...
2
votes
1answer
87 views

Which Mathematica syntaxes are unavailable in Wolfram Alpha? [closed]

Do you get the sense that Wolfram Alpha plays dumb sometimes? Like sometimes I can get it to obey a Flatten command by itself, or maybe Flatten and Sort, but if I try to put that into a Table, it ...
0
votes
1answer
65 views

Second derivative implicit differentiation using Wolfram Alpha input?

How would you perform second derivative implicit differentiation using Wolfram Alpha input? The reason that I'm using WA input is that it gives you step-by-step solutions and I'm a first year ...
4
votes
2answers
99 views

Getting FTSE indices in Mathematica

I'm not sure if this is the best StackExchange to post this question, but I figured it had more to do with the specifics of Mathematica than Quantitative Analysis so I've posted it here. Basically, I ...
1
vote
1answer
94 views

How to calculate a double indefinite integral [closed]

I need to calculate double integral as shown below. I used the Classroom Assistant palette to write the integral. How can I enter it as ordinary text, i.e., ...
0
votes
0answers
62 views

A list of cities in a time zone meeting a specified criterion

Is there a way to get Mathematica V9 or Wolfram|Alpha, given a city as input (e.g., "Urbana Champaign, IL"), to return a list of cities that fall in a time zone ...
4
votes
1answer
141 views

Permanently set options such as metric units for W|A queries

Mathematica lets me be so lazy that I don't even have to switch to a browser to check the weather report: The only problem is that it will automatically display the temperature and wind speed in ...
7
votes
3answers
415 views

Suppress connection to Wolfram|Alpha when making unit conversions

I want to speed up calculations with unit conversions. I suspect primarily that some units evaluate from Wolfram|Alpha. Any way to prevent this automatically, so that Mathematica throws ...
0
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0answers
31 views

Need help with phase diagram in mathematica [duplicate]

Sketch the phase diagram for systems with the following velocity functions where a and b are constants with b > a > 0 a. dx/dt = a, dy/dt = b b. dx/dt = a, dy/dt = x Please can someone show me how ...
4
votes
0answers
174 views

Does Mathematica compute free-form-input on Wolfram servers?

I've just started to use Mathematica and I'm using the free-form input a lot. The computation time for simple problems seems to take a lot of time and my CPU isn't really used at all. I first thought ...
0
votes
2answers
370 views

How do I find the equation of line based on two points in WolframAlpha? [closed]

What would be the proper syntax to enter in WolframAlpha to find the equation of line, if I know two points on it. I know how to do it by hand, but I want to get into the proper syntax of WA.
5
votes
1answer
146 views

Problem to plot GDP data coming from Wolfram Alpha

I'm working with economic data and realized that I could extract it directly from WolframAlpha using _Mathematica. So I did it. I extracted the GDP data of the country I'm studying. ...
0
votes
0answers
58 views

Formatting numbers for sending to the WolframAlpha[] function

I have a function that gives me a number of meters; how do I attach "meters" to it and send it to WolframAlpha? The function generating the result isn't a unit-aware calculation or anything: ...
4
votes
1answer
233 views

How to extract a possible closed form from WolframAlpha[] output

To find a possible closed form of a number, I can use the function WolframAlpha["6.38905609893065", IncludePods -> "PossibleClosedForm"] It returns a result ...
0
votes
1answer
164 views

Recurrence relation: Find a recurrence and evaluate (on WolframAlpha) [closed]

I am trying to get WolframAlpha to solve a recurrence and evaluate a result in one query. For example: If ...
13
votes
4answers
676 views

Mathematica gives wrong result while Wolfram|Alpha is correct

Why does Mathematica and Wolfram|Alpha give different results based upon the same code? I know Wolfram|Alpha's 7.85 is correct.
7
votes
1answer
86 views

Need a generalization of RootApproximant to recognize linear combinations over algebraic numbers

RootApproximant does a very good job when I need to recognize an algebraic number and when enough of its digits are known (or even when an unlimited number of ...
4
votes
1answer
201 views

Creating a function to simplify WolframAlpha query

When I can't remember an integral I usually just query wolfram and have it show steps. This was my naive attempt at trying to make a simpler function. ...
0
votes
2answers
150 views

How to I get a nutrition facts chart from WolframAlpha?

When I try just a few items such as WolframAlpha["1 whole wheat tortilla + 2 slices american cheese + 150 g steak + 2 tbsp beans + 150 g white rice"] I get the ...
1
vote
0answers
97 views

Disagreement between FindGeoLocation and Alpha: “Where Am I?”

While trying to estimate a user's location in a notebook, I noticed that FindGeoLocation[] was extremely inaccurate. I realize that it uses an IP lookup to make ...
0
votes
1answer
650 views

financial data behind Wolfram|Alpha and Finance Platform

I need to price 23,000 securities from 1999 to 2007, and they are surprisingly hard to find on subscription-based services, like Bloomberg LP, ThomsonReuters or S&P CapitalIQ offerings. Probably ...
36
votes
1answer
896 views

How to compare power towers in Mathematica?

First I tried it directly, but it overflowed: ...
2
votes
1answer
309 views

How do I use FinancialData to obtain company revenue and income?

I'd like to make a plot of a company's revenue and income over time. I can do this via Wolfram Alpha pretty easily, just by searching "Ford revenue and earnings from 2000 to 2012". As such I can, if ...
3
votes
1answer
151 views

How can I get all the results from a Wolfram | Alpha query?

When I query Wolfram | Alpha with "city in orange county, california", it returns the first four results with a note that there are "42 total". I can then hit the "more" button until all 42 are ...
4
votes
1answer
259 views

How can I analyse Mathematica data using Wolfram|Alpha?

How can I analyse data stored in Mathematica using Wolfram | Alpha? Here is an example: I have a list: a = {1, 2, 3, 4, 5} I can plot it in Mathematica, like ...
5
votes
1answer
180 views

WolframAlpha Selective SubPod Content

I am sending queries to Wolfram | Alpha from Mathematica V9 and and importing the results back into Mathematica, but I am running into a challenge in formatting the request. Specifically, I would like ...
0
votes
2answers
492 views

Is it possible to use WolframAlpha servers to evaluate equations in Mathematica v8.0.4?

Is it possible to use WolframAlpha computational power to evaluate equations in Mathematica version 8.0.4? The thing is, it takes ages for my computer to evaluate certain equations. It would be ...
4
votes
0answers
151 views

Possible to batch WolframAlpha queries?

Sometimes I want some country data not available from CountryData. And issuing things like: ...
1
vote
1answer
322 views

How to figure out how to make WolframAlpha work predictably

I'd like to get football data out of Wolfram|Alpha and into Mathematica 9, but I'm having some minor difficulty. Naturally, I'd like to know how to accomplish this task (details below), but I'm more ...
43
votes
3answers
20k views

How to create new “person curve”?

Wolfram|Alpha has a whole collection¹ of parametric curves that create images of famous people. To see them, enter WolframAlpha["person curve"] into a Mathematica ...
7
votes
1answer
950 views

Interactive steam tables and phase diagrams in Mathematica

I teach an undergraduate course in Thermodynamics and I would love to use Mathematica to demonstrate the various engineering processes that involve the expansions and compressions of steam and common ...
5
votes
1answer
252 views

Getting all physical units with prefixes

How we can get the list with all physical units and prefixes from WolframAlpha and make symbols from the result to be equal their corresponding quantities like described in this post?
5
votes
2answers
351 views
2
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3answers
313 views

How do I make data retrieved from Wolfram|Alpha persist in a notebook?

I want to store hourly temperature readings retrieved from Wolfram|Alpha in an array in my notebook. If this is not possible, then tell me how to preserve the retrieved data in my notebook, so when it ...
5
votes
2answers
1k views

In finding a logarithmic fit for some data (of the form a*Log[b*x]), WolframAlpha succeeds where Mathematica 7.0 fails, why?

I would like to fit a function of the form: $a \log(b x)$ to a set of data: ...
4
votes
1answer
439 views

Nonsense Data with Wolfram Alpha + Mathematica?

I am trying to learn how to interface with WolframAlpha. When I try using the Mathematica interface I get nonsensical data. I don't know if this is a bug or if I'm doing it wrong. My goal is to ...
0
votes
2answers
214 views

WolframAlpha queries unevaluated despite internet connectivity?

WolframAlpha is a built-in symbol in MMA8, yet expressions with WolframAlpha and the equal sign operator remains unevaluated ...
4
votes
1answer
240 views

Attaching WolframAlpha data

I have used WolframAlpha since it was launched (now a pro member) but am new to Mathematica 8. Is there a way to automatically add data from WA to a Mathematica dataset? For example, what if I ...
3
votes
1answer
1k views

Is the Wolfram | Alpha output in Mathematica not Alpha Pro?

Mathematica 8 includes "Wolfram | Alpha integration", but the features of Alpha available in Mathematica seem not to include many of those available in the "Pro" version of Alpha. Does Mathematica 8 ...
20
votes
2answers
691 views

Roughly how many times per day may WolframAlpha[] be used?

The integration of Wolfram|Alpha seems to be one of the (many!) major features of Mathematica 8. Earlier I was reading this Wolfram Blog archive and noticed quite a few articles talking about the use ...