EntityQ1248241· pop 17· linked from 150 articlesconverse relationSign in to saverelation that occurs when the order of the elements in a given relation is switchedConnectionspartially ordered setEntityweak orderingEntitybinary relationEntitytranspose matrixEntityreflexive relationEntityorder theoryEntityordered fieldEntitywell-founded relationEntityordered groupEntityordered vector spaceEntitymathematicsEntityBertrand RussellEntityInternational Standard Book NumberEntityfunctionEntitytopologyEntitysetEntitykinshipEntitysiblingEntityInternet ArchiveEntityOCLC, Inc.EntityCategoriesBinary relationsMathematical logic