EntityQ609566· pop 29· linked from 238 articleselementary matrixSign in to savetype of matrixConnectionsblock matrixEntityGaussian eliminationEntityinvertible matrixEntityadjacency matrixEntityrow echelon formEntityshear mappingEntityunimodular matrixEntityband matrixEntitydefinite matrixEntitymathematicsEntitystatisticsEntityInternational Standard Book NumberEntitylinear algebraEntitydigital object identifierEntitymatrixEntitygraph theoryEntitysystem of linear equationsEntitydeterminantEntitycorrelationEntityfieldEntityCategoriesLinear algebra