随后，证明了上粗模糊子半群与上粗模糊理想是通常的模糊子半群与模糊理想概念的扩张。

We prove that the (upper) rough-fuzzy semigroup and the left(right, two-side) ideal are the generalization of corresponding notions defined on the fuzzy semigroup.

youdao

随后，证明了上粗模糊子半群与上粗模糊理想是通常的模糊子半群与模糊理想概念的扩张。

We prove that the (upper) rough-fuzzy semigroup and the left(right, two-side) ideal are the generalization of corresponding notions defined on the fuzzy semigroup.

youdao