The following diagram shows that 92 \(\not \Rightarrow\) 427 is a code 6 non-implication, and the theory of transferability then shows that it is actually a code 4. It follows that the non-implication 92 \( \not \Rightarrow \) 427 is not just a code 6 non-implication, but is also a code 4 non-implication.
427 | This form is negation transferable | |||
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67 | ||||
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126 | ||||
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82 | ||||
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83 | ||||
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64 | ||||
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89 | \( \not \Rightarrow \) | 390 | ||
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90 | ||||
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51 | ||||
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337 | ||||
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This form is transferable | 92 |