They described a method to estimate the tensor of curvature of a surface at the vertices of a triangular mesh.

他們描述了一種在三角網(wǎng)格上任意點估計曲率張量的方法。

The quantities ba are the covariant components of a plane tensor, called the curvature tensor of the surface

baβ是"平面張量"的協(xié)變分量无国产A片马上打开，叫做該曲面的曲率張量欧美特级A禁片在线观看。

Principal curvatures and principal directions are obtained by computing in closed form the eigenvalues and eigenvectors of certain 3×3 symmetric matrices defined by integral formulas, and closely related to the matrix representation of the tensor of curvature.

通過計算3×3對稱矩陣的特征值和特征向量可以得出主曲率和主方向，而該對稱矩陣是由積分公式定義并且與曲率張量的矩陣表達密切相關人人操人人干人人玩。

Based on the definitions of metric tensor and curvature tensor, the full expressions of their changes are put forward with asymptotic analysis, where the metric tensor change expression coincides with Ciarlet's, and the curvature tensor change expression is described more accurately than Ciarlet's.

提出的度量張量的改變量與Ciarlet給出的一致97超碰人人摸，而曲率張量的改變量比Ciarlet給出的更精確。

To mathematically characterize the deformation of the middle surface of a shell, the metric tensor and curvature tensor ought to be investigated in detail.

為了從數(shù)學角度更好地描述殼體中性曲面如何變形国产真人一级爱做片，通過漸近分析和張量分析国产一级A片在线直播，給出了當殼體中性曲面發(fā)生形變時度量張量和曲率張量改變量的完整表達式。

curvature tensor：曲率張量

curvature of a curve 曲線的曲率 | curvature tensor 曲率張量 | curvature vector 曲率向量

curvature tensor：曲率

curvature of wave function 波函數(shù)曲率 | curvature tensor 曲率テンソル | curvature tolerance 吻合度

conformal curvature tensor：保形曲率張量

conformal correspondence | 保形對應 | conformal curvature tensor | 保形曲率張量 | conformal curvature | 體形曲率

projective curvature tensor：射影曲率張量

projective cover 射影覆蓋 | projective curvature tensor 射影曲率張量 | projective deformation 射影變形

Einstein curvature tensor：愛因斯坦曲率張量

愛因斯坦凝結(jié) Einstein condensation | 愛因斯坦曲率張量 Einstein curvature tensor | 愛因斯坦分布律 Einstein distribution law