Fred Bauder napisału:
To give some examples, http://en.wikipedia.org/wiki/M-theory http://en.wikipedia.org/wiki/NP-complete
Excellent examples. Here's another: http://en.wikipedia.org/wiki/Criticisms_of_communism Fred
Of the three articles, only one is an article variant. The other two are actually subarticles. Article about criticisms of communism is one thing, a critical article about communism is another.