His work was concise and hard to follow. The surprising number of major concepts that he touched upon, initially developed, but failed to elaborate further leads one to regret that health, family concerns and sadness, or other unassessable factors, including wealth and parental dominance, restricted the mathematically productive portion of his relatively short life.
Kanyang trabaho ay maigsi at mahirap na sundin. Kamangha-mangha ang bilang ng mga pangunahing konsepto na siya sa baliw, binuo sa simula, ngunit nabigo sa magusot karagdagang leads isa sa mga panghihinayang na kalusugan, pag-aalala tungkol sa pamilya at kalungkutan, o iba pang mga unassessable mga kadahilanan, kabilang ang mga yaman at magulang pangingibabaw, restricted ang mathematically produktibong bahagi ng kanyang relatibong maikling buhay.