By: |
(xy:(x:AB(x))C(xy))(x:Ay:B(x)C(<x,y>)) | (xyz.xyz/x,yz. yz/y,z. <<x,y>,z>) (x:Ay:B(x)C(<x,y>))(xy:(x:AB(x))C(xy)) Asserted THEN Witness: xyz.xyz/xy,z. xy/x,y. <x,y,z> | xyz.xyz/x,yz. yz/y,z. <<x,y>,z> |
1 |
(xy:(x:AB(x))C(xy))(x:Ay:B(x)C(<x,y>)) | 2 steps |
2 |
4. (xy:(x:AB(x))C(xy))(x:Ay:B(x)C(<x,y>)) 5. (xyz.xyz/x,yz. yz/y,z. <<x,y>,z>) 5. (x:Ay:B(x)C(<x,y>))(xy:(x:AB(x))C(xy)) InvFuns(xy:(x:AB(x))C(xy);x:Ay:B(x)C(<x,y>) InvFuns;xyz.xyz/xy,z. xy/x,y. <x,y,z>;xyz.xyz/x,yz. yz/y,z. <<x,y>,z>) | 1 step |
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