Discrete mathematics in computer science 2026-02-15T14:53:56+03:00 DEBUG: VuFind\ILS\Driver\Folio: Token taken from global cache: eyJhbGciOiJIUzI1NiJ9.eyJzdWIiO... - Stanat, Donald F., 1937-; McAllister, David F. (Prentice-Hall, 1977)