| 11. | Except for negation and biconditional, its truth tables are all different from the above.
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| 12. | One of the easiest ways is to simply have a memory containing a truth table.
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| 13. | Their values for various truth-values as argument are usually given by truth tables.
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| 14. | The T-schema interprets the logical connectives using truth tables, as discussed above.
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| 15. | This has a truth table like this:
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| 16. | A truth table has the variables on one side and the expression on the other.
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| 17. | Demonstrating the logical implication simply translates into verifying that the compound truth table produces a tautology.
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| 18. | The more common method is to use the definition of the NAND from the truth table.
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| 19. | Reduction to normal form is relatively simple once a truth table for the formula is prepared.
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| 20. | They have the following truth tables:
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