EntityQ2211166· pop 10· linked from 66 articlesisometry groupSign in to saveautomorphism group of a metric spaceConnectionsisometryEntitymathematicsEntitytriangleEntityInternational Standard Book NumberEntitysetEntitysphereEntitydigital object identifierEntitysymmetryEntitygroupEntityequilateral triangleEntityEuclidean spaceEntitymetric spaceEntityisosceles triangleEntitybijectionEntityfunction compositionEntityidentity elementEntityMinkowski spacetimeEntityhyperbolic geometryEntitysubgroupEntityidentity functionEntityCategoriesMetric geometry