<CDSignatures xmlns="http://www.openmath.org/OpenMathCDS" type="sts" 
   cd="arith2" cdurl="http://www.openmath.org/cd/arith2.ocd" version="2.0">
<CDSStatus>official</CDSStatus>

<CDSComment>
Date:  1999-04-13
Author: David Carlisle
</CDSComment>

<Signature name="times">
<OMOBJ xmlns="http://www.openmath.org/OpenMath"> 
 <OMA>
  <OMS name="mapsto" cd="sts"/>
  <OMA>
   <OMS name="nassoc" cd="sts"/> 
   <OMV name="AbelianSemiGroup"/>
  </OMA>
  <OMV name="AbelianSemiGroup"/>
 </OMA>
</OMOBJ>
</Signature>

<Signature name="inverse" >
<OMOBJ xmlns="http://www.openmath.org/OpenMath"> 
 <OMA>
  <OMS name="mapsto" cd="sts" />
  <OMV name="Group" />
  <OMV name="Group" />
 </OMA>
</OMOBJ>
</Signature>


</CDSignatures>

