Verhulst, Pierre-François References Verhulst, Pierre-François Belgian mathematician Ask Anything Homework Help Written by The Information Architects of Encyclopaedia Britannica The Information Architects maintain a master list of the topics included in the corpus of Encyclopædia Britannica, and create and manage the relationships between them. The Information Architects of Encyclopaedia Britannica Britannica AI Ask Anything Learn about this topic in these articles: sigmoid function…first derived by Belgian mathematician Pierre-François Verhulst in the mid-1830s to describe population growth. Read More…first derived by Belgian mathematician Pierre-François Verhulst in the mid-1830s to describe population growth. Read More