Mackaay, MarcoVaz, Pedro2018-12-072018-12-0720081472-2739http://hdl.handle.net/10400.1/12108We prove that the universal rational sl(3) link homologies which were constructed by Khovanov in [3] and the authors in [7], using foams, and by Khovanov and Rozansky in [4], using matrix factorizations, are naturally isomorphic as projective functors from the category of links and link cobordisms to the category of bigraded vector spaces.engjournal article10.2140/agt.2008.8.309