TY - BOOK AU - Ayres,Frank JR AU - Ault, J C. TI - Theory and problems of differential equations in si metric units T2 - Schaum's outline of Math SN - 0070990069 U1 - 515.392 22 PY - 2008///-09 CY - Singapore PB - McGraw-Hill KW - Origin of differential equations N1 - Dept. of CSE ER -