TY - BOOK AU - Simmons,G.F & Krantz,S.G ED - Krantz, S.G TI - Differential equations: theory, technique & practice T2 - Walter rudin student series in advanced mathematics SN - 9780070616097 U1 - 10.01 PY - 2007/// CY - New Delhi PB - Tata McGraw-Hill ER -