document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1029581>Question 1029581</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Please complete the following natural deduction proof. \r<BR>\n" );
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document.write( "1. A &#8835; U<BR>\n" );
document.write( "/ A &#8835; (K &#8835; U)\r<BR>\n" );
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document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #644573 by </B><A HREF=/tutors/aboutme.mpl?userid=robertb><B>robertb(5830)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=robertb><IMG SRC=http://www.algebra.com/images/aboutme-small.gif BORDER=0 alt=\"About Me\" VALIGN=MIDDLE></A>&nbsp;<IMG SRC=http://www.algebra.com/cgi-bin/show-face.mpl?user=robertb><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=644573\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> 1. A &#8835; U   ------------------Hypothesis<BR>\n" );
document.write( "2. ~A v U -------------------Material implication <BR>\n" );
document.write( "3. (~A v U) v (~K) ----------Disjunctive amplification<BR>\n" );
document.write( "4.  ~A v (U v ~K)-------------Associativity<BR>\n" );
document.write( "5.  ~A v (~KvU) --------------Commutativity<BR>\n" );
document.write( "6.  A &#8835; (K &#8835; U)  ------------Material implication (twice) </SPAN>\n" );
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