Manifesto on the Teaching of Mathematics
Being a declaration of the principles on which these works are based.
Intuitive Infinitesimal Calculus
Being a textbook instantiating the aforementioned philosophy.
History of Mathematics
An introduction including many readings from original sources.
Liberal Arts Geometry
Hands-on geometry integrated with the history and philosophy of the subject.
Containing assorted remarks on the foregoing subjects.
Who is the illustrious author of these perceptive writings?