a Dutch theologian, was born near Boolsward in Frisia, in 1665. He studied at Franecker, where he died as professor of theology, Sept. 12, 1727. He was a great adherent of the Cartesian svstem of philosophy. He wrote, Epist. Apolog. adversus Ulr. Huberun et II. Witzium in qua prazter alia Demonstratur Necessitas Ratibnis, seu Manifestationis Dei Naturalis (Franecker, 1681): — Existentia Dei nonmodo a Posteriori, sed et a Priori Demonstrata (ibid. 1705): — Exerdtt. Acad. in Philosophiam Primam et Naturalem in quibus Philosophia Cartesii Explicatur, Confirmatur, et Vindicatur (ibid. 1709 ): — Syntagma Theologico-physico-methaphysicum (ibid. 1711): — Vindicice Veritatis quam Ecclesice Reformatce Profitentur de Dependentia Actionum a Deo (ibid. 1713): — Summa Theologize Supernaturalis (ibid. 1716): — Exegesis Illustrium Locorum S. S, acced. Clavis Apocalyptica (ibid. 1720): — Dissertt. in Precipua Zacharice. Dicta (ibid. eod.): — Verklaaring van de Openbaringe van Joannes (Leeuwarden, 1726). See Jdcher, Allgemeines Gelehrten-Lexikon, s.v.; Vriemoet, Series Profjssorum Franequeranorum; Hoefer, Nouv. Biog. Generale, s.v. (B. P.)