matrix n. (pl. matrices 或matrixes) 1.【解剖學】子宮;母體;發(fā)源地,策源地,搖籃;【生物學】襯質細胞;間質;基質;母質。 2. 【礦物】母巖;脈石;【冶金】基體;【地質學;地理學】脈石;填質;雜礦石。 3. 【印刷】字模;型版,紙型;鑄型,陰模。 4.【陣】(矩)陣,方陣;母式;【物理學】間架;【無線電】矩陣變換電路。 5.【染】原色〔紅黃藍白黑五種〕。 the matrix of a nail 【解剖學】指甲床。
theory n. 1.理論,學理,原理。 2.學說,論說 (opp. hypothesis)。 3.推測,揣度。 4.〔口語〕見解,意見。 the theory of two points 兩點論。 Darwin's theory of evolution 達爾文的進化論。 theory of equations 【數(shù)學】方程論。 theory of everything 【物理學】(把相對論、量子論和宇宙大爆炸理論都包括在內的)萬用理論。 theory of relativity 【物理學】相對論。 the atomic theory 原子說。 Our scheme is good both in theory and in practice. 我們的方案在理論上和實施上都是好的。 combine [separate] theory with [from] practice 理論結合[脫離]實際。 My theory is that we must bring new blood into the Institute through appointment of younger men to important positions. 我的意見是我們學院應該通過重用年輕一些的人來注入新的血液。 theory of games 博弈論,對策論,權衡利弊得失的形勢分析。
Using the theory of matrices proves some theorems of linear cellular automata over a finite communitive ring . and futher properties of evolution of some typical linear cellular automata are given 摘要在線性元胞自動機矩陣表示的基礎上證明有限交換環(huán)上的線性元胞自動機的一組定理,并借此分析某些典型線性元胞自動機的演化性質。
With the spectral theory of matrices, three sufficient algebraic criteria have been developed for the above multiple-delay linear difference systems . the key of the criteria is to verify that the sum of the spectrum or norm of system matrices is less than 1 借助矩陣的譜理論,獲得了上述多時滯線性差分系統(tǒng)的充分代數(shù)準則,其核心是判定系統(tǒng)矩陣的譜或范數(shù)之和小于1。
The algorithm is proved to be faster than the dichotomy which is based on the distribution theory of matrices eigenvalues by theoretical analysis and numerical results . it is reasonable on theory and effective on computational practice 理論分析和數(shù)值結果表明,本文提出的算法比基于矩陣特征值分布理論的二分法收斂速度快,是理論上合理、計算上行之有效的普遍適用的算法。
Secondly, a method for updating fe analytical model using the data from experimental test and parametric identification as reference is put forward, based on the optimum approach theory of matrix under the spectral constraint this method also pays respect to the affect from the experiment errors by using baysian estimation principle 該方法以實驗獲得的不完備模態(tài)的譜點為約束,運用bayes估計原理來處理試驗結果誤差帶來的實驗模態(tài)可信度問題,求取分析模型的最佳逼近結果,然后獲得質量陣的最小修正模型,繼而獲得結構的修正模型。
Secondly, the method for finding initial circular of symmetric matrices is presented on the based of the dichotomy . the method for finding initial circular of nonsymmetric matrices is obtained by utilizing the distribution theory of matrices eigenvalue, which satisfies the initial condition of circular iteration 其次,根據(jù)二分法的思想,提出了一種確定對稱矩陣滿足圓盤迭代初始條件的初始圓盤的方法;利用矩陣特征值分布理論,提出了一種確定非對稱矩陣滿足圓盤迭代初始條件的初始圓盤的方法。