| 1. | This can be extended to n x n tridiagonal matrices.
这可以推广到nXn三对角线的矩阵。 |
| 2. | This can be extended to nxn tridiagonal matrix with l, u bidiagonal .
把它推广到nxn三对角线矩阵使具有两对角线的矩阵L、U。 |
| 3. | The rule on the move of a bishop on a chessboard is that it moves only on the diagonal .
象在棋盘中移动的规则是只许走对角线。 |
| 4. | Use the vector dot product to find the obtuse angle between two diagonals of a cube .
用矢量点积求立方体的两条对角线所夹的钝角。 |
| 5. | Both methods result in tridiagonal systems of linear equations that can be solved efficiently .
两种方法都形成了有效求解的三对角线的线性方程组。 |
| 6. | A key value for the point e5 is calculated from the values at the normally and diagonally disposed boundary points .
根据沿对角线方向和水平竖直方向配置的各边界点的数值，计算出E5的控制值。 |
| 7. | A determinant whose only nonzero elements occur in square blocks centered about the principal diagonal is in block-diagonal form .
仅有的非零元素集中于主对角线的方块中的行列式是分块对角形式的。 |
| 8. | The catalan numbers also count the number of ways in which an n-gon can be dissected into triangles by nonintersecting diagonals .
加泰隆数还数计有多少方式来将多边形用不相交的对角线划分成三角形。 |
| 9. | A determinant in which all elements are zero except the elements of the principal diagonal and the elements immediately above and below this diagonal is called a continuant .
一个行列式除了主对角元素以及紧靠对角线的上面和下面的元素外，所有的元素均为零者叫做连行列式。 |
| 10. | Subdivide the section with a diagonal - back parting
以对角线-背面分别细分区段。 |
