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<A NAME=SOLVESINGULAR>

<TITLE>SOLVESINGULAR</TITLE></A>
<b><a href=r37_idx.html>INDEX</a></b><p><p>



<B>SOLVESINGULAR</B> _ _ _  _ _ _  _ _ _  _ _ _ <B>switch</B><P>
<P>
 
 <P>
<P>
When <em>solvesingular</em> is on, singular or underdetermined systems of 
linear equations are solved, using arbitrary real, complex or integer 
variables in the answer. Default is <em>on</em>. 
<P>
<P>
 <P> <H3> 
examples: </H3>
<P><PRE><TT>
solve({2x + y,4x + 2y},{x,y}); 

         ARBCOMPLEX(1)
  {{X= - -------------,Y=ARBCOMPLEX(1)}} 
               2


solve({7x + 15y - z,x - y - z},{x,y,z}); 


      8*ARBCOMPLEX(3)
  {{X=----------------
            11
         3*ARBCOMPLEX(3)
    Y= - ----------------
               11
    Z=ARBCOMPLEX(3)}}


off solvesingular; 

solve({2x + y,4x + 2y},{x,y}); 

  ***** SOLVE given singular equations 


solve({7x + 15y - z,x - y - z},{x,y,z}); 


  ***** SOLVE given singular equations

</TT></PRE><P>The integer following the identifier 
<A HREF=r37_0139.html>arbcomplex</A> above is assigned by 
the system, and serves to identify the variable uniquely. It has no other 
significance. 
<P>
<P>
<P>