常見例句雙語例句A new algorithm of solving block tridiagonal systems is proposed, which is based on the special factorization of block tridiagonal matrix.根據(jù)塊三對角矩陣的特殊分解，給出了求解塊三對角方程組的新算法。A new algorithm of solving circulant block tridiagonal systems is proposed, which is based on the special factorization of circulant block tridiagonal matrix.本文根據(jù)分塊循環(huán)三對角矩陣的特殊分解，給出了求解分塊循環(huán)三對角方程組的一種新算法。It can avoid approximate factorization or block-bidiagonal matrix, and has obvious superiority in enhancing accuracy, lessening amount of calculation, improving stability.該方法避開了近似因子分解及矩陣運算，具有精度高、穩(wěn)定性好、計算量少等優(yōu)點。 返回 block matrix factorization