He notably enriched our knowledge of curves and surfaces.
Alex, I can't find the words to tell you how much you have enriched my life already.
The most suitable soil is a light, sandy loam enriched with well decomposed manure, in a rather moist situation.
In 1367 Murad made Adrianople his capital and enriched it with various new buildings.
Nearly all the mammals of Europe also occur in northern Asia, where, however, the Palaearctic fauna is enriched by numerous additional species.