00275nam a2200097Ia 450000500170000000800410001705000140005810000180007224500440009026000430013420251229190527.0251229s9999    xx            000 0 und d  aQA 188 H6  aHohn, Franz E 0aElementary matrix algebracFranz E Hohn  aNew Yorkb The Macmillan companyc1958