OpenMath

OpenMath is an extensible standard for representing the semantics of mathematical objects.

https://openmath.github.io

OpenMath Signatures

Type System: sts
Content Dictionary: relation1
CD Signature File: relation1.sts

official 
               
Date:  1999-04-13
Author: David Carlisle

eq 

<OMOBJ xmlns="http://www.openmath.org/OpenMath"> 
 <OMA>
   <OMS name="mapsto" cd="sts"/>
    <OMS name="Object" cd="sts"/>
    <OMS name="Object" cd="sts"/>
    <OMS cd="setname2" name="Boolean"/>
 </OMA>
</OMOBJ>
( Object Object >> Boolean )

Content Dictionary Entry.

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lt 

<OMOBJ xmlns="http://www.openmath.org/OpenMath"> 
 <OMA>
   <OMS name="mapsto" cd="sts"/>
    <OMV name="OrderedSet"/>
    <OMV name="OrderedSet"/>
    <OMS cd="setname2" name="Boolean"/>
 </OMA>
</OMOBJ>
( OrderedSet OrderedSet >> Boolean )

Content Dictionary Entry.

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gt 

<OMOBJ xmlns="http://www.openmath.org/OpenMath"> 
 <OMA>
   <OMS name="mapsto" cd="sts"/>
    <OMV name="OrderedSet"/>
    <OMV name="OrderedSet"/>
    <OMS cd="setname2" name="Boolean"/>
 </OMA>
</OMOBJ>
( OrderedSet OrderedSet >> Boolean )

Content Dictionary Entry.

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neq 

<OMOBJ xmlns="http://www.openmath.org/OpenMath"> 
 <OMA>
   <OMS name="mapsto" cd="sts"/>
    <OMS name="Object" cd="sts"/>
    <OMS name="Object" cd="sts"/>
    <OMS cd="setname2" name="Boolean"/>
 </OMA>
</OMOBJ>
( Object Object >> Boolean )

Content Dictionary Entry.

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leq 

<OMOBJ xmlns="http://www.openmath.org/OpenMath"> 
 <OMA>
   <OMS name="mapsto" cd="sts"/>
    <OMV name="OrderedSet"/>
    <OMV name="OrderedSet"/>
    <OMS cd="setname2" name="Boolean"/>
 </OMA>
</OMOBJ>
( OrderedSet OrderedSet >> Boolean )

Content Dictionary Entry.

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geq 

<OMOBJ xmlns="http://www.openmath.org/OpenMath"> 
 <OMA>
   <OMS name="mapsto" cd="sts"/>
    <OMV name="OrderedSet"/>
    <OMV name="OrderedSet"/>
    <OMS cd="setname2" name="Boolean"/>
 </OMA>
</OMOBJ>
( OrderedSet OrderedSet >> Boolean )

Content Dictionary Entry.

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approx 

<OMOBJ xmlns="http://www.openmath.org/OpenMath"> 
 <OMA>
   <OMS name="mapsto" cd="sts"/>
    <OMS name="NumericalValue" cd="sts"/>
    <OMS name="NumericalValue" cd="sts"/>
    <OMS cd="setname2" name="Boolean"/>
 </OMA>
</OMOBJ>
( NumericalValue NumericalValue >> Boolean )

Content Dictionary Entry.

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