He wrote more than one hundred works, including a
Systhema theologiae (Groningen, 1645; 4th ed., 1673, with an appendix giving a list of his writings), worked out in scholastic fashion, which was much used as a textbook. His literary activity was chiefly polemical, against Roman Catholics,
Socinians,
Arminians,
Amyraldism as represented by
Dallaeus,
Chiliasm and other views. ==Notes==