Background
Trench, William Frederick was born on July 31, 1931 in Trenton, New Jersey, United States. Son of George Daniel and Anna Elizabeth (Taylor) Trench.
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William Frederick Trench
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William Frederick Trench, American Mathematics educator. Achievements include development of Trench's Algorithm for inversion of finite Toeplitz matrices, of fast algorithms for computing eigenvalues of structured matrices, of asymptotic theory of solutions of nonlinear functional differential equations under mild integral smallness conditions.
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Education
Bachelor in Mathematics, Lehigh University, 1953; AM, University of Pennsylvania, 1955; Doctor of Philosophy, University of Pennsylvania, 1958.
Career
Applied mathematician, Moore School Elec. Engineering, University Pennsylvania, 1953-1956; with, General Electric Corporation, Philadelphia, 1956-1957; with, Philco Corporation, Philadelphia, 1957-1959; with, Radio Corporation of America, Moorestown, New Jersey, 1957-1964; associate professor mathematics, Drexel U., Philadelphia, 1964-1967; professor, Drexel U., Philadelphia, 1967-1986; Andrew G. Cowles distinguished professor mathematics, Trinity U., San Antonio, 1986-1997; professor emeritus, Trinity U., San Antonio, since 1997.
Achievements
Membership
Member American Mathematics Society, Society Industrial and Applied Mathematics, Phi Beta Kappa, Eta Kappa Nu, Pi Mu Epsilon.
Connections
Married Lucille Ann Marasco, December 26, 1954 (divorced December 1978). Children: Joseph William, Randolph Clifford, John Frederick, Gina Margaret. Married Beverly Joan Busenshut, November 22, 1980.
