[数]?本性正矩阵

... essentially positive matrix本性正(矩)阵 essentially positive matrix本性正矩阵 essentially bounded functions本质有界函数 ...

?本质正矩阵

... 殆周期序列 essentially periodic sequence 本质正矩阵 essentially positive matrix 本质的自伴变换 essentially self-adjoint transformation ...