additively idempotent semiring
idempotent matrix
幂等矩阵
幂等矩
幂等方阵
幂等阵
自乘不变矩阵
等幂阵
矩阵多项式
symmetric idempotent matrix
the idempotent function
acidity-spectra bilinear data matrices
aluminium matrices material composite
Bioactive Ceramics Extracellular Matrices Ca
boundary transition matrices