取步长，写出用向前Euler法求解初值问题的计算公式为______________。http://image.zhihuishu.com/zhs/onlineexam/ueditor/201808/b1e3a9cbe3ec4aaa922d26670340f863.png
举一反三
- 取步长，则用后退Euler法求解初值问题 所得的计算公式为______________。http://image.zhihuishu.com/zhs/onlineexam/ueditor/201808/5e10875fa0c34f6294ce7e56482175c6.png
- 取步长，写出用向前Euler法求解初值问题的计算公式为____________...922d26670340f863.png
- 用Euler法求微分方程<img src="http://image.zhihuishu.com/zhs/onlineexam/ueditor/201808/624c4b8f8dca46c7bef22714e1ed1722.png" />数值解，取步长<img src="http://image.zhihuishu.com/zhs/onlineexam/ueditor/201808/a13d85bddaeb4fcd9917aa25748d2e7c.png" />，则<img src="http://image.zhihuishu.com/zhs/onlineexam/ueditor/201808/70cf8bfe9dc142c6b500f50abf025d17.png" />的计算值为_______. A: 1.94 B: 0.84 C: 0.94 D: 2
- 对初值问题,h为步长。(1)写出求解该问题的Euler法的递推公式。(2)写出求解该问题的预估校正法的递推公式。(3)取h=0.2,用Euler法求。
- 求解线性方程组<img src="http://image.zhihuishu.com/zhs/onlineexam/ueditor/201808/880cd7ef18d94cc0aa4ee9c0b7118d33.png" />的雅可比迭代矩阵是___________. A: <img src="http://image.zhihuishu.com/zhs/onlineexam/ueditor/201808/1408cafef14540b494c7b6c38ea2e6cf.png" /> B: <img src="http://image.zhihuishu.com/zhs/onlineexam/ueditor/201808/568a94ce0d574f3ba8a3baf7e3b2ed88.png" /> C: <img src="http://image.zhihuishu.com/zhs/onlineexam/ueditor/201808/763ed8aa81884ee18fc5168914e29a6f.png" /> D: <img src="http://image.zhihuishu.com/zhs/onlineexam/ueditor/201808/467528c3ec81466494978179c7c43c48.png" />