Twisted Poincaré duality
= Twisted Poincaré duality
{wiki=Twisted_Poincaré_duality}
Twisted Poincaré duality is a concept in algebraic topology that extends classical Poincaré duality.
= Twisted Poincaré duality
{wiki=Twisted_Poincaré_duality}
Twisted Poincaré duality is a concept in algebraic topology that extends classical Poincaré duality.