His work was a continuation of work started by the great geometers of the late 19th and early 20th centuries, in particular Castelnuovo, Cayley, Clebsch, Cremona, Fano, Fricke, Humbert, Klein, Plücker and Schläfli .
Kanyang trabaho ay isang pagpapatuloy ng mga gawain na sinimulan sa pamamagitan ng magandang geometers ng late sa ika-19 at unang bahagi ng ika-20 sandaang, sa partikular na Castelnuovo, Cayley, Clebsch, Cremona, Fano, Fricke, Humbert, Klein, Plücker at Schläfli.