Background
Trigg, Charles Wilderman was born on February 7, 1898 in Baltimore. Son of Samuel Holland and Mary E. (Wilderman) Trigg.
( Nearly 300 mathematical brain-teasers from the fields o...)
Nearly 300 mathematical brain-teasers from the fields of arithmetic, algebra, plane and solid geometry, trigonometry, number theory, and general recreational mathematics. From simple to complex; all challenge the reader to devise solutions more elegant than the ones provided. Offers hours of brain-bending amusement. 270 problems. 121 illustrations. Solutions. List of Sources.
http://www.amazon.com/gp/product/0486249492/?tag=2022091-20
Trigg, Charles Wilderman was born on February 7, 1898 in Baltimore. Son of Samuel Holland and Mary E. (Wilderman) Trigg.
Grad, Baltimore Polytechnic Institute, 1914. Bachelor of Science in Chemical Engineering, University Pittsburgh, 1917. Master of Arts, University Southern California, 1931.
Master of Science, 1934. Postgrad, 1950—1955; Postgrad, University California, Los Angeles, 1936—1938.
Fellow Mellon Institute Industrial Research, Pittsburgh, 1916—1920. Chemist, production manager King Coffee Products Corporation, Detroit, 1920—1923. Sales promotion manager John E. King Coffee Company, 1923—1924.
With Emergency Bohan Paint Company, Los Angeles, 1924—1927. Teacher Los Angeles Private High School, 1927—1930. Associate professor chemistry Cumnock College, Los Angeles, 1930—1936.
Dean men, 1936—1938; teacher Eagle Rock High School, Los Angeles, 1938. Coordinator Air Corps Institute, 1941—1943. Instructor East Los Angeles Junior College, 1945—1946, Los Angeles City College, 1938—1943, 1946—1949.
Coordinator, 1949—1950. Assistant dean, 1950—1955. Dean instruction, 1955—1963.
Dean emeritus; professor emeritus, since 1963. Lecturer University Southern California, 1946, 1959—1960. Member editorial board Los Angeles Mathematics Newsletter, 1954, Journal Recreational Mathematics since 1971.
Member editorial staff Mathematics Magazine, 1949—1963. Lieutenant Commander United States Naval Reserve, 1943-1945.
( Nearly 300 mathematical brain-teasers from the fields o...)
Member of Association Los Angeles Junior College Administrators (president 1957-1958), School of Science & Mathematics Association, National Council Teachers of Mathematics, Mathematics Association American (section chairman 1952-1953, member national board governors 1953-1956), Alpha Mu Gamma, Pi Mu Epsilon, Phi Delta Kappa, Phi Lambda Upsilon, Alpha Chi Sigma, Sigma Xi.
Married Ida Faye Conner, December 17, 1932 (deceased August 1973). Married Avetta Hoffman Danford, January 11, 1975.