00553 a2200217 4500 Eng 512.82 D561e Dickson, Leonard Eugene, 1874-1954 17077 Elementary theory of equations New York Wiley 1914 v, 184p. 2011-02-15 M Equations 605 Complex numbers 5704 Trigonometry 7968 Numerical equations 17078 Linear equations 7154 Algebra ddc GEN 57657 57651 0 0 ddc 0 0 TUCL TUCL 2011-02-15 0 512.82 D561e 18727 2011-02-15 00:00:00 2011-02-15 GEN