document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=607203>Question 607203</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Can you please help me solve the following proof?\r<BR>\n" );
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document.write( "1.D>(A*G)<BR>\n" );
document.write( "2.(AvB)> [(C>Q)*D]    // A (triple bar)D\r<BR>\n" );
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document.write( "> equals wedge<BR>\n" );
document.write( "* equals dot<BR>\n" );
document.write( " </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #382506 by </B><A HREF=/tutors/aboutme.mpl?userid=jim_thompson5910><B>jim_thompson5910(35256)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=jim_thompson5910><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/images/nopicture.jpg><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=382506\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> <PRE STYLE=\"white-space: pre-wrap; white-space: -moz-pre-wrap; white-space: -pre-wrap; white-space: -o-pre-wrap; word-wrap: break-word;\">\r\n" );
document.write( "1.   D > (A * G)\r\n" );
document.write( "2.   (A v B) > [(C > Q) * D]          // A = D  \r\n" );
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document.write( "3.   ~D v (A * G)                            1       MI\r\n" );
document.write( "4.   (~D v A) * (~D v G)                     3       Dist\r\n" );
document.write( "5.   ~D v A                                  4       Simp\r\n" );
document.write( "6.   D > A                                   5       MI\r\n" );
document.write( "7.   ~(A v B) v [(C > Q) * D]                2       MI\r\n" );
document.write( "8.   [~(A v B) v (C > Q)] * [~(A v B) v D]   7       Dist\r\n" );
document.write( "9.   [~(A v B) v D] * [~(A v B) v (C > Q)]   8       Comm\r\n" );
document.write( "10.  ~(A v B) v D                            9       Simp\r\n" );
document.write( "11.  (~A * ~B) v D                           10      DM\r\n" );
document.write( "12.   D v (~A * ~B)                          11      Comm\r\n" );
document.write( "13.  (D v ~A) * (D v ~B)                     12      Dist\r\n" );
document.write( "14.   D v ~A                                 13      Simp\r\n" );
document.write( "15.   ~A v D                                 14      Comm\r\n" );
document.write( "16.   A > D                                  15      MI\r\n" );
document.write( "17.   (A > D) * (D > A)                      16,6    Conj\r\n" );
document.write( "18.   A = D                                  17      ME\r\n" );
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document.write( "Abbreviations used:\r<BR>\n" );
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document.write( "MI = Material Implication<BR>\n" );
document.write( "Dist = Distribution<BR>\n" );
document.write( "Simp = Simplification<BR>\n" );
document.write( "Comm = Commutation<BR>\n" );
document.write( "DM = De Morgan's Law<BR>\n" );
document.write( "Conj = Conjunction<BR>\n" );
document.write( "ME = Material Equivalence </SPAN>\n" );
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