00456nam a2200169 a 4500 20230110151937.0 160102s1975 maua gr 001 0 eng d 0395170931 QA331.3 .Y33 1975 Yaqub, Adil, 1928- Elementary functions / Adil Yaqub Boston : Houghton Mifflin, 1975 427 p. : ill. ; 24 cm. Includes index. Functions. lcc 79377 79377