Location: Models for the OpenCOR and PMR tutorial by Peter Hunter @ 1368c1579b75 / BlueSkyCatastrophy.cellml

Author:
David Nickerson <nickerso@users.sourceforge.net>
Date:
2016-03-22 15:24:54+13:00
Desc:
adding keyword to the HH potassium and sodium ion channels
Permanent Source URI:
https://models.cellml.org/workspace/25d/rawfile/1368c1579b759c5d50e3aa8de4dc3c69b567e8c0/BlueSkyCatastrophy.cellml

<?xml version='1.0'?>
<model name="van_der_pol_model" xmlns="http://www.cellml.org/cellml/1.1#" xmlns:cellml="http://www.cellml.org/cellml/1.1#">
    <component name="main">
        <variable initial_value="0" name="t" units="dimensionless"/>
        <variable initial_value="0.9" name="x" units="dimensionless"/>
        <variable initial_value="0.4" name="y" units="dimensionless"/>
        <variable initial_value="0.2645" name="A" units="dimensionless"/>
        <math xmlns="http://www.w3.org/1998/Math/MathML">
            <apply>
                <eq/>
                <apply>
                    <diff/>
                    <bvar>
                        <ci>t</ci>
                    </bvar>
                    <ci>x</ci>
                </apply>
                <ci>y</ci>
            </apply>
            <apply>
                <eq/>
                <apply>
                    <diff/>
                    <bvar>
                        <ci>t</ci>
                    </bvar>
                    <ci>y</ci>
                </apply>
                <apply>
                    <plus/>
                    <apply>
                        <minus/>
                        <apply>
                            <minus/>
                            <ci>x</ci>
                            <apply>
                                <power/>
                                <ci>x</ci>
                                <cn cellml:units="dimensionless">3</cn>
                            </apply>
                        </apply>
                        <apply>
                            <times/>
                            <cn cellml:units="dimensionless">0.25</cn>
                            <ci>y</ci>
                        </apply>
                    </apply>
                    <apply>
                        <times/>
                        <ci>A</ci>
                        <apply>
                            <sin/>
                            <ci>t</ci>
                        </apply>
                    </apply>
                </apply>
            </apply>
        </math>
    </component>
</model>