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

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54
votes
3answers
27k views

How to create a new “person curve”?

Wolfram|Alpha has a whole collection┬╣ of parametric curves that create images of famous people. To see them, enter WolframAlpha["person curve"] into a Mathematica ...
22
votes
2answers
1k 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 ...
39
votes
1answer
1k views

How to compare power towers in Mathematica?

First I tried it directly, but it overflowed: ...
5
votes
1answer
349 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?
2
votes
2answers
174 views

Showing steps for TrigExpand

If I enter a double equal sign and the following in Mathematica 10: == integrate 1/(1+x^4) Then wolfram alpha allows me to select a Step-by-step solution, which ...
7
votes
2answers
620 views
8
votes
1answer
2k 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
2answers
3k 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: ...
3
votes
1answer
223 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 ...
9
votes
1answer
123 views

W|A or Mathematica for CountryData?

Sometimes W|A gives you something ... WolframAlpha["electricity production of the United States in 2007", "Result"] ... not available in the WDF ...
5
votes
1answer
489 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
1answer
1k 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 ...