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<?xml version="1.0" encoding="UTF-8"?>
<sbml xmlns="http://www.sbml.org/sbml/level2/version4" level="2" version="4">
<model id="delayexample">
<listOfCompartments>
<compartment id="cell" size="1"/>
</listOfCompartments>
<listOfSpecies>
<species id="P" compartment="cell" initialConcentration="0"/>
</listOfSpecies>
<listOfParameters>
<parameter id="tau" value="1" units="second"/>
<parameter id="m" value="0.5" units="dimensionless"/>
<parameter id="q" value="1" units="dimensionless"/>
<parameter id="delta_t" value="1" units="second"/>
</listOfParameters>
<listOfRules>
<rateRule variable="P">
<math xmlns="http://www.w3.org/1998/Math/MathML">
<apply>
<divide/>
<apply>
<minus/>
<apply>
<divide/>
<cn> 1 </cn>
<apply>
<plus/>
<cn> 1 </cn>
<apply>
<times/>
<ci> m </ci>
<apply>
<power/>
<apply>
<csymbol encoding="text"
definitionURL="http://www.sbml.org/sbml/symbols/delay">
delay
</csymbol>
<ci> P </ci>
<ci> delta_t </ci>
</apply>
<ci> q </ci>
</apply>
</apply>
</apply>
</apply>
<ci> P </ci>
</apply>
<ci> tau </ci>
</apply>
</math>
</rateRule>
</listOfRules>
</model>
</sbml>
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