i don't know about the redundancy that you mentioned but this article certainly could be more accessible and if you can accomplish that aspect that would be fantastic it's always seemed to me that the physics and mathematics articles are orientated too much towards experts and other subjects say philosophy history or politics that i don't profess to know a great deal about seem to be easily accessible to me so much so in fact that a lot of what forms my philosophical and political beliefs has stemmed from using wikipedia as a first point of call i would almost certainly recommend wikipedia for someone wanting to learn about such subjects but i wouldn't necessarily recommend it for physics or maths articles at the moment especially maths heavy articles like this