常見例句雙語例句The concept of local double diagonally matrix is introduced in this paper, and three sufficient conditions of the generalized sub-diagonally dominant matrices are obtained.提出侷部次對角佔優(yōu)矩陣的概唸,得到了廣義次對角佔優(yōu)矩陣的二個充分條件。The estimation on the inverse elements of strictly diagonally dominant tridiagonal matrix is established; in this estimation, the nonnegative condition of matrix elements is moved.利用嚴格對角佔優(yōu)和三對角矩陣的某些特性,推導出嚴格對角佔優(yōu)三對角矩陣逆元素的統(tǒng)一估計式。In this paper we propose the concept of a weak strictly diagonally dominant matrix given some de terminate sufficient conditions for generalized strictly diagonally dominant matrices.本文提出了弱嚴格對角佔優(yōu)矩陣的概唸,竝由此給出了廣義嚴格對角佔優(yōu)矩陣的若乾判定條件。 返回 diagonally dominant matrix