【摘要】 研究了可逆分块矩阵在各种不同条件下逆矩阵的存在性。给出了复杂可逆矩阵简单的有效的求解公式。更多还原

【Abstract】 In the different theoretical framework of mathematic model analysis,this paper studies the existence of the inverse matrix of the inversable block matrix,then gives eloquent proof of the simple and effective solution formulas for the complex inverse matrix in various conditions.更多还原