DataMuseum.dk

Presents historical artifacts from the history of:

Rational R1000/400 Tapes

This is an automatic "excavation" of a thematic subset of
artifacts from Datamuseum.dk's BitArchive.

See our Wiki for more about Rational R1000/400 Tapes

Excavated with: AutoArchaeologist - Free & Open Source Software. 

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⟦e770a3a8b⟧ TextFile

    Length: 508 (0x1fc)
    Types: TextFile
    Names: »V«

Derivation

└─⟦a7d1ea751⟧ Bits:30000550 8mm tape, Rational 1000, !users!projects 94_04_11
    └─⟦129cab021⟧ »DATA« 
        └─⟦this⟧ 
└─⟦2f6cfab89⟧ Bits:30000547 8mm tape, Rational 1000, !projects 94-01-04
    └─⟦d65440be7⟧ »DATA« 
        └─⟦this⟧

TextFile

package Booleen is
    type Object is limited private;
    function True return Object;
    function False return Object;
    function "not" (From : in Object) return Object;
    function "and" (Left, Right : in Object) return Object;
    function "or" (Left, Right : in Object) return Object;
    function "xor" (Left, Right : in Object) return Object;
    function ">=" (Left, Right : in Object) return Object;
    procedure Put (B : in Object);

private
    type Object is (B_False, B_True);

end Booleen;