The original theorem of de Rham was most probably believed to be true by Poincaré and was certainly conjectured (and even used!) in 1928 by E Cartan .
Ang orihinal na teorama ng de Rham ay pinaka-malamang sumampalataya upang maging totoo at sa pamamagitan ng Poincaré ay tiyak conjectured (at kahit na ginamit!) Sa 1928 sa pamamagitan ng E Cartan.