<A NAME=RATIONALIZE>
<TITLE>RATIONALIZE</TITLE></A>
<b><a href=r37_idx.html>INDEX</a></b><p><p>
<B>RATIONALIZE</B> _ _ _ _ _ _ _ _ _ _ _ _ <B>switch</B><P>
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When the <em>rationalize</em> switch is on, denominators of rational expressions
that contain complex numbers or root expressions are simplified by
multiplication by their conjugates.
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<P> <H3>
examples: </H3>
<P><PRE><TT>
qq := (1+sqrt(3))/(sqrt(3)-7);
SQRT(3) + 1
QQ := -----------
SQRT(3) - 7
on rationalize;
qq;
- 4*SQRT(3) - 5
---------------
23
2/(4 + 6**(1/3));
2/3 1/3
6 - 4*6 + 16
------------------
35
(i-1)/(i+3);
2*I - 1
-------
5
off rationalize;
(i-1)/(i+3);
I - 1
------
I + 3
</TT></PRE><P>