With the aid of a cadre of female "computers", including his wife Françoise Aron Ulam, he found that Teller's "Super" design was unworkable.
Coa axuda dun persoal composto por mulleres "computadoras", incluíndo a súa muller Françoise Aron Ulam, atopou que o deseño de Teller para o "Super" era inviable.