(1816-1892) Mathematician and scientist, born Piedmont, Italy; died Santa Clara, California. He entered the Society of Jesus, 1832. Exiled from Italy in 1860, he took refuge at Stonyhurst, England, where he wrote his Realis Philosophia. He is best known for his Molecular Mechanics, a metaphysical mathematical work dealing with the constitution of matter. In 1868 Bayma left England for California, where he taught mathematics for many years at Santa Clara and published several scientific text-books.