perturbation and observation method with changing perturbation step
column(line)nonsingular matrix
graded nonsingular module
graded nonsingular ring
maximal nonsingular submatrix
nonsigular tridiagonal totally nonnegative matrix
nonsingular
非奇异的
非奇异值
非奇异
非退化
满秩
非奇[异]
非退化的
nonsingular bilinear form
nonsingular collineation
nonsingular correlation
nonsingular correspondence
nonsingular decomposition
nonsingular distribution
nonsingular feedback function
nonsingular feedback functions