论文标题
椭圆范围定理的简短证明
A short proof of the elliptical range theorem
论文作者
论文摘要
给出了有关$ 2 \ times2 $复杂矩阵的数值范围的椭圆范围定理的简短证明。
A short proof of the elliptical range theorem concerning the numerical range of $2\times2$ complex matrices is given.
给出了有关$ 2 \ times2 $复杂矩阵的数值范围的椭圆范围定理的简短证明。
A short proof of the elliptical range theorem concerning the numerical range of $2\times2$ complex matrices is given.
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