如果解H(ξ) 为ξ的多项式, 符合ξ→∞时边界条件的要求,则一定厄米方程有空间反演不变性,n 次偶多项式
回答: 若r ′(t0) = 0 , 定义则称t = t0 的对应点r(t0) 为C 的一个奇(异)点,若奇r ′(t0) ≠ 0 ,则
由 marketreflections
于 2011-05-08 18:54:20
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