hilbert theorem on double series 二重级数的希尔伯特定理
hilbert basis theorem 希耳伯特基定理
basis theorem of hilbert 希耳伯特基定理
hilbert null theorem 希尔伯特零点定理
hilbert syzygy theorem 希尔伯特合冲定理
hilbert ramification theorem 希尔伯特分歧理论
theorem of inverse Hilbert-adjoint operator Hilbert伴随算子逆定理
By using the fixed point theorem, we prove some new existence theorems of the solution for this class of nonlinear projection equations in Hilbert Spaces.
利用不动点定理，我们得到了关于这类非线性投影方程解的一些新的存在性定理。
The local straightness theorem for the ordinary differential equation in Hilbert space was proved and the results were extention of corresponding results for ordinary differential equation.
证明了Hilbert空间微分方程的局部直性定理，所得结果是常微分方程相应结果的推广。
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