共 50 条
- [1] COMPLETE SETS OF UNITARY INVARIANTS FOR COMPACT AND TRACE-CLASS OPERATORS ACTA SCIENTIARUM MATHEMATICARUM, 1967, 28 (1-2): : 9 - &
- [6] ORTHOGONAL INVARIANTS FOR CERTAIN CLASSES OF COMPACT OPERATORS COMPTES RENDUS HEBDOMADAIRES DES SEANCES DE L ACADEMIE DES SCIENCES SERIE A, 1971, 273 (05): : 301 - &
- [8] PERTURBATIONS AND UNITARY INVARIANTS OF STURM-LIOUVILLE OPERATORS - PRELIMINARY REPORT NOTICES OF THE AMERICAN MATHEMATICAL SOCIETY, 1974, 21 (01): : A194 - A194