User:Levangen/sandbox

Test of Wikipedia

Mathematics
$$\frac{e = mc^2}{wikipedia}=\begin{cases} 3x + 5y + z \\ 7x - 2y + 4z \\ -6x + 3y + 2z \end{cases}$$

The Wikipedia formula

Code
Very basic PHP script.

Graphs
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Maps
 { "type": "FeatureCollection", "features": [ {     "type": "Feature", "properties": {}, "geometry": { "type": "Point", "coordinates": [ 13.388793468475344,         52.51703511793272        ]      }    }  ] }