Examples from the Web for clavius
He was, like Clavius, a Jesuit and a mathematician, and he wrote a little upon the subject of projections.
Surely it would be difficult to get a man who knew more about mathematics than Clavius.The Jesuits, 1534-1921|Thomas J. Campbell
The commentary of Clavius, though a little prolix, acquired a still higher reputation.
Clavius then refers to a work of Raymarus Ursus Dithmarsus as containing an account of a particular case.
My Jesuit was struck by the instance, and promised to read more geometry—he was no Clavius—before he published his book.