EntityQ837414· pop 35· linked from 156 articleshypercomplex numberSign in to saveelement of a unital algebra over the field of real numbersConnectionsmatrixEntitynumberEntitycommutative propertyEntityassociativityEntityPauli matricesEntityidempotenceEntitysurreal numberEntityalgebra over a fieldEntityzero divisorEntityBartel Leendert van der WaerdenEntityBicomplex numberEntitydivision algebraEntitynull vectorEntitySplit-quaternionEntitydefinable real numberEntitymathematicsEntityquantum mechanicsEntityInternational Standard Book NumberEntitynatural numberEntitycomplex numberEntityCategoriesHistory of mathematicsHistory of quaternionsHypercomplex numbers