Although never a mathematician of the first rank, nevertheless the contributions by du Bois-Reymond during the 1870s and early 1880s were highly significant.
Kahit na hindi isang dalub-agbilang ng unang ranggo, gayon pa man ang mga kontribusyon ng du Bois-Reymond sa panahon ng 1870s at unang bahagi ng 1880s ay lubhang makabuluhan.