isometric parallel 中文意思是什麼
isometric parallel
解釋
等比線-
In the case of closed surface, we obtain the following result : theorem 3. 1 let m be a closed surface with parallel mean curvature direction in r4 ( ), which admitting an isometric deformation preserving mean curvature
在閉的情況下,我們得到如下結果:定理3 . 1設m是r4 (約中平均曲率方向平行、非臍的閉曲面.若m容有保持平均曲率方向平行、且保平均曲率的等距變形曲面應,則m有常平均曲率
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