document.write( "Question 1038285: ~R>P
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Algebra.Com's Answer #653135 by Edwin McCravy(20054)\"\" \"About 
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document.write( " 1. ~R>P\r\n" );
document.write( " 2. (~P^S)^Z   / R^S\r\n" );
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document.write( " 3. ~P^S      2, Simplification\r\n" );
document.write( " 4. ~P        3, Simplification\r\n" );
document.write( " 5. ~P>~~R    1, Transposition\r\n" );
document.write( " 6. ~P>R      5, Double negation\r\n" );
document.write( " 7. R         6,4, Modus ponens\r\n" );
document.write( " 8. S^~P      3, Comutation\r\n" );
document.write( " 9. S         8, Simplification\r\n" );
document.write( "10. R^S       7,9, Conjunction\r\n" );
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document.write( "Edwin
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