<?xml version="1.0" encoding="UTF-8"?><xml><records><record><source-app name="Biblio" version="6.x">Drupal-Biblio</source-app><ref-type>17</ref-type><contributors><authors><author><style face="normal" font="default" size="100%">Ping Zhao</style></author><author><style face="normal" font="default" size="100%">Fernandes, Vítor H.</style></author></authors></contributors><titles><title><style face="normal" font="default" size="100%">The ranks of ideals in various transformation monoids</style></title><secondary-title><style face="normal" font="default" size="100%">Communications in Algebra (DOI:10.1080/00927872.2013.847946) </style></secondary-title></titles><dates><year><style  face="normal" font="default" size="100%">2015</style></year></dates><urls><web-urls><url><style face="normal" font="default" size="100%">http://www.tandfonline.com/doi/abs/10.1080/00927872.2013.847946?journalCode=lagb20#.VOhfX0L3-FQ</style></url></web-urls><related-urls><url><style face="normal" font="default" size="100%">https://docentes.fct.unl.pt/sites/default/files/vhf/files/ranksv2.pdf</style></url></related-urls></urls><volume><style face="normal" font="default" size="100%">43</style></volume><pages><style face="normal" font="default" size="100%">674-692</style></pages><abstract><style face="normal" font="default" size="100%">&lt;p&gt;In this paper we consider various classes of monoids of transformations of a finite chain,&lt;br /&gt;
including those of transformations that preserve or reverse either the order or the orientation.&lt;br /&gt;
In line with Howie and McFadden (1990),&lt;br /&gt;
we complete the study of the ranks (and of idempotent ranks, when applicable) of all their ideals. &lt;/p&gt;
</style></abstract><issue><style face="normal" font="default" size="100%">2</style></issue></record></records></xml>