EntityQ612991· pop 18· linked from 151 articlesHilbert matrixSign in to savesquare matrix whose entries are unit fractions of special formConnectionsinvertible matrixEntityblock matrixEntitymatrixEntityOn-Line Encyclopedia of Integer SequencesEntityadjacency matrixEntitycondition numberEntityGramian matrixEntityband matrixEntityunimodular matrixEntityCauchy matrixEntitytotally positive matrixEntitydefinite matrixEntitystatisticsEntityInternational Standard Book NumberEntityDavid HilbertEntitylinear algebraEntitydigital object identifierEntitynumerical analysisEntityInternational Standard Serial NumberEntitypolynomialEntityCategoriesApproximation theoryDeterminantsMatrices (mathematics)Numerical linear algebra