Computational methods of linear algebra 2026-02-15T16:59:39+03:00 DEBUG: VuFind\ILS\Driver\Folio: Token taken from global cache: eyJhbGciOiJIUzI1NiJ9.eyJzdWIiO... - Faddeev, D. K.; Faddeeva, V. N (W. H. Freeman, 1963)