. . "301659999"@en-us . "301659999"^^ . "0"^^ . "01659999-a"^^ . . "open"@en-us . "open"^^ . "301609633"@en-us . . "0"^^ . . . . . "(set theory) of an interval that contains neither of its endpoints"@en-us . "301600940"@en-us .