Sindbad~EG File Manager

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		  MathXpert is software to help people learn algebra, precalculus, or calculus.   Here's a typical solution in progress. The student 
		  has already taken three steps.  The part of the expression that changed from the previous line is shown in red.  
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		  <p>MathXpert displays solutions
             in the classical two-column format,  with the justification for each step in the right-hand column.  </p>
	 
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		<img src="demo/image1.gif" >
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		<td valign="top">What happens next depends on whether the student knows what to do next.  If so, MathXpert provides tools for 
		carrying out the desired mathematical operation.   If not, then the student can get help.  You can see both possibilities:
		click <a href="index.php?include=step2.html">here</a> to see what happens if the student knows what to do, or 
		click the Hint, Autostep, Showstep, or AutoFinish button to see the
		kinds of help available.   
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