On Relative Ranks of the Semigroup of Orientation-preserving Transformations on Infinite Chains
Ilinka DimitrovaJörg Koppitz
所有作者
Ilinka DimitrovaJörg Koppitz
文献摘要
In this paper, we determine the relative rank of the semigroup OP(X) of all
orientation-preserving transformations on infinite chains modulo the semigroup
O(X) of all order-preserving transformations.