Since version 7, Mathematica includes gigabytes of curated data relevant to many different fields, including physics, chemistry, graph theory, finance, geography and many more.

learn more… | top users | synonyms (1)

6
votes
3answers
249 views

Determining the dates of days

I'm trying to use WeatherData[] to give me (not sure how) the temperature, humidity, wind-speed, cloud cover... at a certain location. I only want the information ...
9
votes
1answer
204 views

How can I convert the dates returned by FinancialData into decimal representation?

I'm trying to run a regression using Fit on the output of FinancialData["SPY", "Jan. 1, 2011"]. However, the dates returned ...
6
votes
2answers
266 views

How to choose variables from a list for a function and then use the solution in a subsequent function?

I am trying to calculate heating degree days and cooling degree days and output that information to a table. I am using mathematica's curated data to do this. In text this is what I would like to ...
15
votes
4answers
832 views

Finding all dictionary words that can be made with a given set of characters (Wordfeud/Scrabble)

This is a slightly more involved variant of this recent question. By sheer coincidence I happened to have been building a Wordfeud (Scrabble clone) game in Mathematica. My interactive Wordfeud ...
17
votes
3answers
893 views

Highlighting individual countries on a world map

Consider the following list of countries which I would like to highlight on a world map: ...
42
votes
4answers
5k views

How to make a 3D globe?

There are many ways to create a 3D Earth that is rotatable (see here, here, related here), but most of them have some drawbacks. These issues mainly stem from either ...
23
votes
1answer
321 views

How to save ChemicalData queries so that they are available immediately on notebook load?

If I put some viscosity (or density, ...) lookups in my notebook, such as: ...
12
votes
1answer
734 views

Why does CUDAQ (from CUDALink) download data from Wolfram servers?

I understand why functions like ElementData or CountryData need to download up-to-date data when first launched. However, when ...
7
votes
1answer
349 views

Computing Many Slow I/O Operations

In working on a custom stock screener, I often need to run mathematica code like this: ...
8
votes
2answers
269 views

WordData for other languages

Mathematica already includes dictionaries for a lot of languages. What I am looking for is a handy semantic/grammatic database for Hungarian, just like WordData for ...
1
vote
1answer
720 views

List all financial Assets data conditionally

I would like to get all the Financial Data that Mathematica respecting those constraints : The assets for which there are at least 20 years of daily price quotations. Or that have s price for each ...
41
votes
5answers
5k views

How do I plot coordinates (latitude and longitude pairs) on a geographic map?

I'm attempting for the first time to create a map within Mathematica. In particular, I would like to take an output of points and plot them according to their lat/long values over a geographic map. I ...
12
votes
3answers
811 views

Background image in a polygon / CountryData

Is it possible to use a background image in a polygon without rasterizing the polygon? I tried with textures, but they seem to be viable only for simple polygons. I want to put a flag as the ...
16
votes
2answers
608 views

Built-in Mathematica data: are they cached? how to speed up the loading?

Mathematica has numerous built-in data for science and math. Every first call to a data function in a new Mathematica session will "re-initialize indices" (download the data). Is there a way to store ...
5
votes
2answers
251 views

Why is Neptune missing from AstronomicalData?

An old notebook I've recently started working with has a strange error: Prior to version 8, a figure I generated using Drop[AstronomicalData["Planet"],-1] to ...
25
votes
4answers
589 views

Is it possible to invoke the OEIS from Mathematica?

I had always wondered if there might be a way to write a function, which I'll call OEISData[], that more or less works as a curated data function for The On-Line ...
30
votes
3answers
694 views

Is there a Mathematica API for the functions.wolfram site?

Is there a Mathematica API for the functions.wolfram site? If there's not, has anyone implemented a web scraper for it? For example it would be nice to be able to access ...