Caveat: Wikipedia svg images are processed at the server!
transparent svg output of Inkscape   Olympic flag   hand   steam cycle  
Olympic rings   Gradacac   Braunschweig  
steam cycle   example   octagon example   leaf example   hexagonal example   pentagonal example  
INKSCAPE png   Help   server side SVG   wikimedia   meta   plugin  

Maxwells equations   png expressions   png expressions  
img class="tex"   least action   action angle   functional  
Ernst equation   infinite sequence of conservation laws   action   conservation   variational methods  
Similitude     Dimensional Analysis; Bridgman   Buckingham  
earth's gravity   ideally