例句與造句

1. If a symmetrical matrix is positive definite, the determinants of all its minors are also positive .
   如果對稱矩陣是為正定者，它的所有子式的行列式也都是正的。
2. An instructive presentation of the external and internat beauty of the reverse symmetrical matrix
   反對稱矩陣的外在美和內(nèi)在美的教學(xué)呈示
3. This paper mainly discusses the formulation and the numerical methods of real symmetrical matrix inverse algebraic eigenvalue . this includes normal and generalized inverse eigenvalue problem which includes the additive , multiplicative classical inverse eigenvalue problems as special cases
   本文主要討論含參變量的實對稱矩陣特征值反問題數(shù)值解法。包括常義特征值反問題和廣義征值反問題，這類問題包括加法和乘法經(jīng)典代數(shù)特征值反問題。
4. The second part applies divide - and - conquer algorithm to calculate the eigenvalues of symmetrical matrices . the eigenvalues problem of symmetrical matrices ax = x can be transformed the eigenvalues problem of symmetric tridiagonal matrices tx = ux through householder transform . we divide t into t1 , t2 and apply symmetrical qr algorithm to compute the eigenvalues of t1 , t2
   第二部分是利用分而治之算法計算對稱矩陣的特征值，對稱矩陣特征值問題ax = x ，通過householder變換，轉(zhuǎn)化為三對角對稱正定矩陣的特征值問題ty = y ，再將t分割成兩個子矩陣t _ 1 ， t _ 2 ，然后利用對稱qr方法分別求t _ 1 ， t _ 2的特征值
5. It's difficult to find symmetrical matrix in a sentence. 用symmetrical matrix造句挺難的