x Euler法y改进的 Euler,法y精确解 0 1.0000001000000 1.000000 0110000001095909 1.095445 0.21.1918181.184097 1.183216 0.312774381.266201 1.264911 0413582131343360 1.341641 0.514351331416402 1414214 0.61.5089661485956 1483240 071.5803381.552514 1.549193 081.6497831.616475 1612452 0.91.7177791678166 1.673320 1.01.7847701737867 1.732051x Euler法y 改进的Euler法y 精确解 0 1.000000 1.000000 1.000000 0.1 1.000000 1.095909 1.095445 0.2 1.191818 1.184097 1.183216 0.3 1.277438 1.266201 1.264911 0.4 1.358213 1.343360 1.341641 0.5 1.435133 1.416402 1.414214 0.6 1.508966 1.485956 1.483240 0.7 1.580338 1.552514 1.549193 0.8 1.649783 1.616475 1.612452 0.9 1.717779 1.678166 1.673320 1.0 1.784770 1.737867 1.732051