C. S. Peirce Manuscripts

Logic III 67

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This gives, since we can by Rules I and III insert what we please within odd enclosures, gives

Then by deiteration we get

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This, on substituting what a and b represent, becomes

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By Rule II we can now put two ovals round 'rejects' and using only the initial letters, and also not writing the heavy lines the regularity (??) which makes it needless but merely indicating their outermost points, we have