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- Riesz幂等元Riesz idempotent
- 弱逆半群上最大幂等元分离同余和群同余The Greatest Idempotent-separating Congruence and Group Congruences on a Weakly Inverse Semigroup
- 幂等元秩idempotent rank
- 倍幂等元scalar-idempotent
- 强幂等元strongly idempotent
- 幂等元半环idempotent semiring
- 有限维线性空间上的投影与幂等矩阵Idempotent Matrix and Projection in Infinite Dimentional Linear Space
- 本原幂等元素primitive idempotent element
- 幂等idempotent
- 幂等环idempotent ring
- 幂等集idempotent set
- 幂等律idempotent law
- 幂等射idempotent morphism
- 幂等数idempotent number
- 幂等性idempotence
- 拟幂等quasi-idempotency
- 主幂等principal idempotent
- 幂等阵idempotent matrix
- 保幂等idempotence preserving
- 幂等的idempotent
