Rendering of the source text

<?xml version="1.0"?>
<model xmlns="http://www.cellml.org/cellml/1.1#" xmlns:cmeta="http://www.cellml.org/metadata/1.0#" cmeta:id="Lorenz_1963" name=" Lorenz_1963">
    <component name="Main">
        <math xmlns="http://www.w3.org/1998/Math/MathML">
            <apply>
                <eq/>
                <apply>
                    <diff/>
                    <bvar>
                        <ci>t</ci>
                    </bvar>
                    <ci>x</ci>
                </apply>
                <apply>
                    <times/>
                    <ci>sigma</ci>
                    <apply>
                        <minus/>
                        <ci>y</ci>
                        <ci>x</ci>
                    </apply>
                </apply>
            </apply>
            <apply>
                <eq/>
                <apply>
                    <diff/>
                    <bvar>
                        <ci>t</ci>
                    </bvar>
                    <ci>y</ci>
                </apply>
                <apply>
                    <minus/>
                    <apply>
                        <times/>
                        <ci>x</ci>
                        <apply>
                            <minus/>
                            <ci>rho</ci>
                            <ci>z</ci>
                        </apply>
                    </apply>
                    <ci>y</ci>
                </apply>
            </apply>
            <apply>
                <eq/>
                <apply>
                    <diff/>
                    <bvar>
                        <ci>t</ci>
                    </bvar>
                    <ci>z</ci>
                </apply>
                <apply>
                    <minus/>
                    <apply>
                        <times/>
                        <ci>x</ci>
                        <ci>y</ci>
                    </apply>
                    <apply>
                        <times/>
                        <ci>beta</ci>
                        <ci>z</ci>
                    </apply>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>rho</ci>
                <cn xmlns:cellml="http://www.cellml.org/cellml/1.1#" cellml:units="dimensionless">28</cn>
            </apply>
            <apply>
                <eq/>
                <ci>sigma</ci>
                <cn xmlns:cellml="http://www.cellml.org/cellml/1.1#" cellml:units="dimensionless">10</cn>
            </apply>
            <apply>
                <eq/>
                <ci>beta</ci>
                <apply>
                    <divide/>
                    <cn xmlns:cellml="http://www.cellml.org/cellml/1.1#" cellml:units="dimensionless">8</cn>
                    <cn xmlns:cellml="http://www.cellml.org/cellml/1.1#" cellml:units="dimensionless">3</cn>
                </apply>
            </apply>
        </math>
        <variable name="t" units="dimensionless"/>
        <variable cmeta:id="Main_x" initial_value="0" name="x" units="dimensionless"/>
        <variable cmeta:id="Main_y" initial_value="1" name="y" units="dimensionless"/>
        <variable initial_value="1.05" name="z" units="dimensionless"/>
        <variable name="beta" units="dimensionless"/>
        <variable name="rho" units="dimensionless"/>
        <variable name="sigma" units="dimensionless"/>
    </component>

    <rdf:RDF xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#">
        <rdf:Description rdf:nodeID="n1">
            <rdf:first>
                <rdf:Description rdf:nodeID="n2"/>
            </rdf:first>
            <rdf:rest>
                <rdf:Description rdf:about="http://www.w3.org/1999/02/22-rdf-syntax-ns#nil"/>
            </rdf:rest>
        </rdf:Description>
        <rdf:Description rdf:nodeID="n2">
            <algorithm xmlns="http://www.cellml.org/metadata/simulation/1.0#nonstandard-" xml:lang="en">bdf15</algorithm>
            <tabInt xmlns="http://www.cellml.org/metadata/simulation/1.0#nonstandard-" xml:lang="en">true</tabInt>
            <pointDensity xmlns="http://www.cellml.org/metadata/simulation/1.0#nonstandard-" xml:lang="en">10000000</pointDensity>
            <endingValue xmlns="http://www.cellml.org/metadata/simulation/1.0#" xml:lang="en">30</endingValue>
            <tabStrict xmlns="http://www.cellml.org/metadata/simulation/1.0#nonstandard-" xml:lang="en">true</tabStrict>
        </rdf:Description>
        <rdf:Description rdf:nodeID="n3">
            <boundIntervals xmlns="http://www.cellml.org/metadata/simulation/1.0#">
                <rdf:Description rdf:nodeID="n1"/>
            </boundIntervals>
        </rdf:Description>
        <rdf:Description rdf:about="#Lorenz_1963">
            <simulation xmlns="http://www.cellml.org/metadata/simulation/1.0#">
                <rdf:Description rdf:nodeID="n3"/>
            </simulation>
        </rdf:Description>
    </rdf:RDF>
</model>