TY - BOOK AU - Seggern, David H. TI - CRC HANDBOOK OF MATHEMATICAL CURVES AND SURFACES SN - 0849301556 U1 - 516.35 PY - 1990/// CY - Boca Raton, Fl. PB - Crc Pr. KW - Curves On Surfaces -- Handhooks, Manuals, Etc ER -