5 citations · 5 across the 3 of their papers we have counts for
3 papers
math.RA2005
Tangent-like Spaces to Local Monoids
Keqin Liu
The main new notions are the notions of tangent-like spaces and local monoids. The main result is the pasage from a local monoid to its tangent-like space which is a local Leibniz…
math.RA2005
How to Expand the Zariski Topology
Keqin Liu
We introduce the notion of a Hu-Liu prime ideal in the context of left commutative rngs, and establish the contravariant functor from the category of left commutative rngs into the…
math.RA2004★ 5 cited
A Class of Ring-like Objects
Keqin Liu
We introduce the notions of one-sided dirings, 3-irreducible left modules, 3-primitive left dirings, 3-semi-primitive left dirings, 3-primitive ideals and 3-radicals. The main resu…