프랭세는 '입체파 수학자'라는 에칭으로 불릴 만큼 입체파 화가들과 친분이 두터웠으며 과학자에 버금갈 만큼 과학적 지식도 풍부했다.
Francesé was so close with Cubist painters that he was called a "cubist mathematician" and had a wealth of scientific knowledge comparable to that of a scientist.