Book:H. van Etten/Récréations Mathématiques/Historical Note

Historical Note on by
It has never been definitely established who  was.

The usual belief is that it was, although there is no concrete evidence to back that up for certain.

Some sources believe that, or , may have been a student of.

Some go further and declare that, while attributed to this unknown student, it was in fact still (at least mostly) written by, but that the latter had graciously allowed to put his name to it.

There is another school of thought that believes it may actually have been, who was the printer, and whose name is all over it.

This is supported by the fact that was demonstrably accomplished in much of the science described in this book, in particular fireworks and military techniques.