00433nam a2200109Ia 4500020001800000082001700018100002200035245008800057260004300145300000900188650012600197  a9780070990067  a515.35 AYR/S  aAyres, Frank, J.R 0aSchaums Outline of Theory and problems of differential equations in SI metric units  bSchaums Outline SeriesaNew Yorkc1952  a295p  aDifferential Equations | Equations | Geometric Applications | Linear Equations | Systems of Simultaneous Linear Equations