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

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13
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2answers
603 views

Animating transition between all graph representations obtained from curated data

Pappus graph is one of many graphs whose various data is contained within Mathematica. Mathematica typically keeps several ways of representing such graphs: ...
2
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2answers
85 views

Function WeatherData fails

If I use WeatherData[] only some of my requests work. For example if I use WeatherData[{"Chicago", 3}] I get the correct output: ...
9
votes
1answer
97 views

How can access to curated data needed by GeoRegionValuePlot be speeded up?

Seems that GeoRegionValuePlot requests data from the internet multiple times to process its plot. As an example, let's graph smoking per capita worldwide. ...
1
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4answers
105 views

Repeating rows in a Grid [closed]

I am writing a function which would automatically add rows in a Grid[], repeating a function until a desired variable is reached. I'm unsure if another method can ...
2
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0answers
62 views

Constructing primitive cell using information from ChemicalData

I would like to construct a primitive cell (figure shown) and possibly the two-dimensional layout (figure from http://en.wikipedia.org/wiki/Transition_metal_dichalcogenide_monolayers) using the ...
6
votes
4answers
272 views

How do I find the number of countries that have a type of industry?

I am trying to find the number of countries that have a certain type of industry. Currently, I have this code: ...
13
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4answers
1k views

How to get Company Logo or Image

I can see that companies have a logo in Wolfram|Alpha when I type in their name but I can't get them in Mathematica. For example searching for Apple, Inc. in W|A one of the outputs is the Apple logo. ...
1
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1answer
55 views

Removing the unit “pm” from atomic positions [duplicate]

The following input yields an output with the unit pm (0.01 Angstroms), how do you eliminate this unit so that only numbers are generated. ...
4
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0answers
40 views

Combining separate CHColorStructureDiagrams to form one molecular structure

I am trying to attach a fructose molecule to a sucrose molecule by using information obtained from the following ...
2
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2answers
102 views

Retrieving coordinate positions using ChemicalData for input to quanutm modelling software

I am trying to set up an input file for a quantum chemical modelling software. How do I obtain the (XYZ) coordinate positions in Angstroms using information obtained using ChemicalData. Have some ...
3
votes
1answer
52 views

SpaceFillingMolecularPlot using CAS number of a compound

When I tried to get 3D graphics for molecule CAS52364-73-5 using Mathematica 10 it produced following result ...
1
vote
1answer
56 views

Why does WordData fail to find “PartsOfSpeech” when given a list of two words?

I have the following sample code. StringSplit["a test string", " "] Thread[WordData[%, "PartsOfSpeech"]] The output I get is: ...
1
vote
1answer
85 views

How to get matching starting dates for different `FinancialData` properties? [closed]

Why do the "Return" and "Volume" outputs of FinancialData differ? Consider the following ...
5
votes
1answer
81 views

Edit built in symbol

I would like to add new attributes to built in symbols (e.g. ElementData or PolyhedraData) so that I can still call the symbol ...
4
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1answer
173 views

Access curated or locally stored data with curated data functions?

Say I have a toy package, something like: ...
3
votes
2answers
289 views

Plot “OilReserves” using CountryData from 1985 until 2014

I am newer using Mathematica to plot with the Function: CountryData, I am trying to plot "OilReserves" in "UnitedKingdom" from 1985 until 2014. I don't know how to do it, please help me!
6
votes
1answer
74 views

How to provide data to users in a way similar to Mathematica's curated data

How can one go about implementing a custom data backend usable by Mathematica? For example something like CountryData or ...
19
votes
2answers
408 views

Speed of curated data calls in Version 10

Curated datasets underwent a significant overhaul in version 10, primarily in the way content is delivered in the form of Objects and Entities. Additionally, it appears that this change in content ...
2
votes
2answers
99 views

Utility information using FindGeoLocation in Ver.10

It is possible for some commuters to track the location of their bus, train or tram through a personalised GPS tracking device (e.g.see ...
3
votes
2answers
113 views

Retrieving other information on CountryData

The following input will produce some answers, however how do we find out other details, such as the specific year the result corresponds to, as well as the source from which the data is obtained? ...
17
votes
3answers
896 views

Highlighting individual countries on a world map

Consider the following list of countries which I would like to highlight on a world map: ...
3
votes
2answers
101 views

Slow work of TimeSeriesWindow

I have financial data (list of time-values pairs). There are more than 13000 elements. ...
3
votes
1answer
84 views

Obsolete AstronomicalData - how to convert to PlanetData

As of Mathematica version 10, AstronomicalData is obsolete, deprecated in favor of PlanetData, ...
6
votes
1answer
88 views

Duplicated output from chemical curated data

I just discovered something rather odd while using chemical curated data in Mathematica. I tried to extract EdgeRules for some molecules and some molecules gave me ...
4
votes
2answers
137 views

Coordinates for multiple countries

I am trying to plot polygons for multiple countries, say "UnitedStates" and "Canada". US data is generated thus: ...
1
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0answers
111 views

Failure of CountryData due to connectivity?

Today I started researching the "Four colours theorem" and to do so I need data, regions for example. I tried using the following line: ...
1
vote
2answers
84 views

Missing something in my input for CountryData dependencies

I'm trying to find (a)which countries have dependencies (b)and a list of countries that consider themselves dependencies (c)and a list of countries that don't consider themselves dependencies. ...
2
votes
1answer
93 views

Country borders and grids with CountryData plot?

I am coloring several countries in the manner of the following: ...
11
votes
1answer
272 views

Overloading second argument of CountryData

For convenience I'm trying to add an extra property to CountryData ...
2
votes
2answers
658 views

Using ChemicalData to make molecule graphics

I would like to take the acetone $((CH_3)_2CO)$ and chloroform $(HCl_3)$ molecules that Mathematica's chemical data provides, and plot them together. I want to show how chloroform can hydrogen bond ...
1
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0answers
196 views

Map of all graphs obtainable with GraphData?

I've been trying to put together an answer to another question, but I am stuck, so I decided to post this question instead. Mathematica contains (among its curated data) information on definition, ...
12
votes
3answers
815 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 ...
6
votes
3answers
309 views

Export Graph to PDF

I know that I exported Graphs to PDFs before but it doesn't seem to work any more. I tried K5 = GraphData[{"Complete", 5}] Export["K5.PDF", K5] And I get a PDF ...
7
votes
1answer
285 views

Find a word's linguistic pronunciation

Is there a way to get a word's linguistic pronunciation given the word as a string? I would like a function LingusticPronunciation such that, for example, ...
8
votes
2answers
766 views

How could I generate words starting with P,h,D?

A friend of mine is a PhD candidate and posted a picture on Facebook with funny words starting with 'p', 'h' and 'd' like "Please hire. Desperate" or "Permanent head Damage". I thought I could try and ...
2
votes
1answer
130 views

How to get a list of 3-connected graphs?

I'd like to use GraphData to get a list of graphs with vertex connectivity at least 3. I know GraphData["Nonplanar", 6] gives ...
3
votes
1answer
186 views

How to extend dictionary.txt

How to extend the default dictionary.txt for Dictionarylookup to all words? For example, first I ...
5
votes
1answer
223 views

How to view all graphs available in GraphData?

Is there a "gallery" view of all the graphs available in GraphData? I realize that some graphs may not lend themselves to such representation (e.g. some may have ...
4
votes
2answers
113 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 ...
8
votes
1answer
377 views

How to combine more locations (GPS coordinates inside one city) with Google map?

I have a list of GPS coordinates.E.g. GPSList = {{47.680800, 17.626446}, {47.681078, 17.627283}, {47.682759, 17.631810}}; I would like to crate a Google Map ...
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 ...
5
votes
1answer
235 views

Structure of curated data?

Is there a way to programmatically access the structure of curated data present in Mathematica (for each type of information, for example for CountryData or ChemicalData) that would allow access to ...
43
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 ...
0
votes
0answers
65 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 ...
20
votes
2answers
370 views

Can Mathematica determine part-of-speech for each word in a text?

I've found that WordData has a database of English words and their possible parts of speech. But some words are ambiguous, e.g. result can be a verb or a noun: ...
0
votes
1answer
134 views

Using DeleteCases with multiple AstronomicalData properties

I am attempting to use AstronomicalData and DeleteCases together to remove invalid cases of two properties while listing the ...
1
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2answers
119 views

Computing lists using AstronomicalData

Edit: Initially in my question I asked how I could search the database of AstronomicalData["Exoplanets"] and return 2 filtered values that only contained valued ...
3
votes
2answers
1k views

Optimization of a portfolio of stocks

I would like to use Mathematica to perform an optimization of a portfolio composed by 10 stocks. I did the first part to compute yields and expected yields, but I don't know how to finish the ...
2
votes
1answer
73 views

WeatherData function problem: “NonMetricValue” returns undated list of values

In the WL example below, WeatherData[] returns an undated list of values when I add the annotation "NonMetricValue." ...