<?xml version="1.0" encoding="utf-8"?>
<CaR>
<Construction>
<Window x="7.644437062626284" y="0.26763547130883447" w="3.775497250726775"/>
<Windowdim w="800" h="600"/>
<Preferences minfontsize="13" minpointsize="2" minlinesize="1" arrowsize="15" digits.lengths="5" digits.edit="5" digits.angles="0" colorbackground="245,245,245" fig3D="true"/>
<CTRLcheckbox Ename="a" x="0" y="0" w="30" h="22" showC="true" showU="false" showV="false" hidden="false" C="Sol" U="°" V="1"/>
<CTRLcheckbox Ename="b" x="0" y="21" w="30" h="22" showC="true" showU="false" showV="false" hidden="false" C="Repère" U="°" V="1"/>
<CTRLslider Ename="q&apos;" x="13" y="140" w="159" h="29" showC="false" showU="false" showV="true" hidden="true" C="q&apos;=" U="°" V="1" min="0.1" max="2.0" T="0.1" fixT="true" showT="true"/>
<CTRLslider Ename="r&apos;" x="16" y="185" w="159" h="29" showC="false" showU="false" showV="true" hidden="true" C="r&apos;=" U="°" V="1" min="0.1" max="2.0" T="0.1" fixT="true" showT="true"/>
<CTRLslider Ename="p&apos;" x="13" y="103" w="159" h="29" showC="false" showU="false" showV="true" hidden="true" C="p&apos;=" U="°" V="1" min="0.1" max="2.0" T="0.1" fixT="true" showT="true"/>
<Objects>
<Text name="Text2" n="209" type="thin" x="windowcx-windoww+3/pixel" y="windowcy-windowh/2+25/pixel" fixed="true">Utiliser le clic-droit glisser pour faire pivoter</Text>
<Expression name="E10" n="60" color="1" type="thick" hidden="true" showname="true" showvalue="true" x="windowcx-windoww+3/pixel" y="windowcy+windowh/2-60/pixel" value="-50*windowcx" prompt="Phi" fixed="true">Expression &quot;-50*windowcx&quot; à 3.44, 4.35</Expression>
<Expression name="E11" n="61" color="1" type="thick" hidden="true" showname="true" showvalue="true" x="windowcx-windoww+3/pixel" y="windowcy+windowh/2-90/pixel" value="50*windowcy" prompt="Theta" fixed="true">Expression &quot;50*windowcy&quot; à 3.44, 3.74</Expression>
<Expression name="a" n="210" color="1" hidden="super" showvalue="true" x="7.4701264284614055" y="0.15074057820112596" value="1" prompt="Valeur">Expression &quot;1&quot; à 7.66654, 0.12862</Expression>
<Expression name="E9" n="59" color="1" type="thin" showname="true" showvalue="true" ctag0="superhidden" cexpr0="a==0" x="4.480665948726126" y="2.6046204784042697" value="3" prompt="grid">Expression &quot;3&quot; à 4.11, 3.05</Expression>
<Expression name="b" n="211" color="1" hidden="super" showvalue="true" x="7.278962010703088" y="0.10294947376154628" value="1" prompt="Valeur">Expression &quot;1&quot; à 7.43921, 0.07179</Expression>
<Expression name="q&apos;" n="216" color="1" hidden="super" showname="true" showvalue="true" x="1.0233579716907686" y="0.04258176289049698" value="1" prompt="Valeur">Expression &quot;1&quot; à 1.02336, 0.04258</Expression>
<Expression name="r&apos;" n="217" color="1" hidden="super" showname="true" showvalue="true" x="1.0233579716907686" y="0.04258176289049698" value="1" prompt="Valeur">Expression &quot;1&quot; à 1.02336, 0.04258</Expression>
<Expression name="c" n="218" color="1" hidden="super" showvalue="true" x="1.0233579716907686" y="0.04258176289049698" value="-2" prompt="Valeur">Expression &quot;-2&quot; à 0.0, 0.0</Expression>
<Expression name="p&apos;" n="219" color="1" hidden="super" showname="true" showvalue="true" x="1.0233579716907686" y="0.04258176289049698" value="1" prompt="Valeur">Expression &quot;1&quot; à 1.02336, 0.04258</Expression>
<Expression name="t&apos;" n="214" color="1" hidden="super" showname="true" showvalue="true" x="5.0876968191516605" y="-1.6466078716035142" value="if(E11&lt;0.0010,0.0010,if(E11&gt;89.999,89.999,E11))" prompt="t&apos;">Expression &quot;if(E11&lt;0.0010,0.0010,if(E11&gt;89.999,89.999,E11))&quot; à 4.83, -2.01</Expression>
<Point name="P66" n="172" color="2" hidden="true" x="windowcx-windoww-20/pixel" actx="3.677775394141191" y="(windoww/(windoww-d(windoww)))*(y(P66)-windowcy)+windowcy+d(windowcy)" acty="2.6190416537790213" shape="circle" fixed="true">Point à &quot;windowcx-windoww-20/pixel&quot;, &quot;(windoww/(windoww-d(windoww)))*(y(P66)-windowcy)+windowcy+d(windowcy)&quot;</Point>
<Point name="O" n="57" type="thick" ctag0="z" cexpr0="7" ctag1="hidden" cexpr1="@b==0" x="(windoww/(windoww-d(windoww)))*(x(O)-windowcx)+windowcx+d(windowcx)" actx="7.682669946177945" y="(windoww/(windoww-d(windoww)))*(y(O)-windowcy)+windowcy+d(windowcy)" acty="0.28197280264070823" shape="circle" fixed="true">Point à &quot;(windoww/(windoww-d(windoww)))*(x(O)-windowcx)+windowcx+d(windowcx)&quot;, &quot;(windoww/(windoww-d(windoww)))*(y(O)-windowcy)+windowcy+d(windowcy)&quot;</Point>
<Point name="P45" n="62" color="2" hidden="super" bold="true" large="true" x="x(O)+1" actx="8.682669946177946" y="y(O)" acty="0.28197280264070823" fixed="true">Point à &quot;x(P2)+1&quot;, &quot;y(P2)&quot; </Point>
<Angle name="a9" n="63" color="1" hidden="super" unit="∞" large="true" first="O" root="O" fixed="90" inverse="true">Angle O - O de mesure 90</Angle>
<Point name="P46" n="65" color="2" type="thick" hidden="super" bold="true" large="true" ctag0="z" cexpr0="7" x="x(O)+1" actx="8.682669946177946" y="y(O)" acty="0.28197280264070823" shape="circle" fixed="true">Point sur r1 </Point>
<Expression name="E12" n="174" color="3" type="thick" hidden="true" showvalue="true" bold="true" large="true" x="x(P66)" y="y(P66)+windoww/24" value="2" prompt="Nombre de divisions" fixed="true">Expression &quot;2&quot; à 3.16, 3.25</Expression>
<Point name="P68" n="175" color="5" hidden="super" showname="true" large="true" x="x(P66)+windoww/8" actx="4.149712550482038" y="y(P66)-windoww/12" acty="2.3044168828851235" shape="circle" fixed="true">Point à &quot;x(P66)+windoww/8&quot;, &quot;y(P66)-windoww/12&quot;</Point>
<Ray name="r3" n="64" color="2" hidden="super" bold="true" large="true" from="O" to="P45">Demi-droite d&apos;origine P44 vers P45</Ray>
<Point name="P47" n="66" color="2" hidden="super" showname="true" xcoffset="-0.05429864253393646" ycoffset="-6.742081447796977E-6" keepclose="true" bold="true" large="true" x="x(O)" actx="7.682669946177945" y="y(O)+d(O,P46)" acty="1.2819728026407091" shape="dot" fixed="true">Point à &quot;x(P2)&quot;, &quot;y(P2)+d(P2,po8)&quot; </Point>
<Segment name="s15" n="67" color="2" hidden="super" bold="true" large="true" ctag0="z" cexpr0="7" from="O" to="P46" arrow="true">Segment de P44 à P46</Segment>
<Point name="P69" n="176" color="5" hidden="super" large="true" x="x(P68)+3*windoww" actx="15.476204302662362" y="y(P68)" acty="2.3044168828851235" shape="circle" fixed="true">Point à &quot;x(P68)+3*windoww&quot;, &quot;y(P68)&quot;</Point>
<Point name="P70" n="177" color="5" hidden="super" showname="true" large="true" x="x(P68)" actx="4.149712550482038" y="y(P66)" acty="2.6190416537790213" shape="circle" fixed="true">Point à &quot;x(P68)&quot;, &quot;y(P66)&quot;</Point>
<Segment name="s16" n="68" color="2" hidden="super" bold="true" large="true" ctag0="z" cexpr0="7" from="O" to="P47" arrow="true">Segment de P44 à P47</Segment>
<Segment name="s24" n="178" color="5" hidden="super" large="true" from="P68" to="P69">Segment de P68 à P69</Segment>
<Point name="X" alias="X" n="69" color="3" type="thin" showname="true" xcoffset="-0.23757732805165954" ycoffset="-0.07533417064110326" keepclose="true" bold="true" large="true" ctag0="z" cexpr0="7" ctag1="hidden" cexpr1="b==0" x="x(O)+s15*sin(E10)*&quot;p&apos;&quot;" actx="7.3044760513905675" y="y(O)-s16*cos(E10)*sin(&quot;t&apos;&quot;)*&quot;p&apos;&quot;" acty="0.06772412674952452" shape="dot" fixed="true">Point à &quot;x(P2)+s5*sin(a1)&quot;, &quot;y(P2)-s6*cos(a1)*sin(a2)&quot; </Point>
<Point name="Y" alias="Y" n="70" color="5" type="thin" showname="true" xcoffset="0.05190351386152203" ycoffset="-0.01168034001854501" keepclose="true" bold="true" large="true" ctag0="z" cexpr0="7" ctag1="hidden" cexpr1="b==0" x="x(O)+s15*cos(E10)*&quot;q&apos;&quot;" actx="8.608396351734983" y="y(O)+s16*sin(E10)*sin(&quot;t&apos;&quot;)*&quot;q&apos;&quot;" acty="0.19444419731852525" shape="dot" fixed="true">Point à &quot;x(P2)+s5*cos(a1)&quot;, &quot;y(P2)+s6*sin(a1)*sin(a2)&quot; </Point>
<Point name="Z" alias="Z" n="71" color="2" type="thin" showname="true" xcoffset="-0.01669997779258381" ycoffset="0.3527600362915684" keepclose="true" bold="true" large="true" ctag0="z" cexpr0="7" ctag1="hidden" cexpr1="b==0" x="x(O)" actx="7.682669946177945" y="y(O)+s16*cos(&quot;t&apos;&quot;)*&quot;r&apos;&quot;" acty="1.2548223532543834" shape="dot" fixed="true">Point à &quot;x(P2)&quot;, &quot;y(P2)+s6*cos(a2)&quot; </Point>
<Point name="P51" n="75" color="2" hidden="super" showname="true" bold="true" x="x(X)+x(O)-x(O)" actx="7.304476051390567" y="y(X)+y(O)-y(O)" acty="0.06772412674952455" shape="circle" fixed="true">Point à &quot;x(C)+x(B)-x(A)&quot;, &quot;y(C)+y(B)-y(A)&quot; </Point>
<Angle name="a10" n="76" color="3" hidden="super" unit="∞" large="true" first="X" root="O" fixed="90" acute="true">Angle X - O de mesure 90</Angle>
<Point name="P52" n="77" color="2" hidden="super" showname="true" bold="true" x="x(Y)+x(X)-x(O)" actx="8.230202456947605" y="y(Y)+y(X)-y(O)" acty="-0.019804478572658435" shape="circle" fixed="true">Point à &quot;x(C)+x(B)-x(A)&quot;, &quot;y(C)+y(B)-y(A)&quot; </Point>
<Angle name="a11" n="78" color="1" hidden="super" unit="∞" large="true" first="X" root="O" fixed="90" inverse="true">Angle X - O de mesure 90</Angle>
<Angle name="a12" n="79" color="3" hidden="super" unit="∞" large="true" first="Y" root="O" fixed="90" acute="true">Angle Y - O de mesure 90</Angle>
<Segment name="s6" n="189" color="2" ctag0="z" cexpr0="7" ctag1="hidden" cexpr1="b==0" from="O" to="Z" arrow="true">Segment de O à Z</Segment>
<Segment name="s7" n="192" color="3" ctag0="z" cexpr0="7" ctag1="hidden" cexpr1="b==0" from="O" to="X" arrow="true">Segment de O à X</Segment>
<Segment name="s8" n="195" color="5" ctag0="z" cexpr0="7" ctag1="hidden" cexpr1="b==0" from="O" to="Y" arrow="true">Segment de O à Y</Segment>
<Point name="P61" n="105" color="1" type="thick" hidden="super" large="true" x="x(O)+E9*(x(X)+x(Y)-2*x(O))" actx="9.325267478486928" y="y(O)+E9*(y(X)+y(Y)-2*y(O))" acty="-0.6233590409993918" shape="circle" fixed="true">Point à &quot;x(O)+E9*(x(X)+x(Y)-2*x(O))&quot;, &quot;y(O)+E9*(y(X)+y(Y)-2*y(O))&quot;</Point>
<Point name="P62" n="106" color="1" type="thick" hidden="super" large="true" x="x(O)-E9*(x(X)+x(Y)-2*x(O))" actx="6.04007241386896" y="y(O)-E9*(y(X)+y(Y)-2*y(O))" acty="1.1873046462808081" shape="circle" fixed="true">Point à &quot;x(O)-E9*(x(X)+x(Y)-2*x(O))&quot;, &quot;y(O)-E9*(y(X)+y(Y)-2*y(O))&quot;</Point>
<Point name="P63" n="107" color="1" type="thick" hidden="super" large="true" x="x(O)+E9*(x(X)-x(Y))" actx="3.7709090451446974" y="y(O)+E9*(y(X)-y(Y))" acty="-0.09818740906629397" shape="circle" fixed="true">Point à &quot;x(O)+E9*(x(X)-x(Y))&quot;, &quot;y(O)+E9*(y(X)-y(Y))&quot;</Point>
<Point name="P64" n="108" color="1" type="thick" hidden="super" large="true" x="x(O)+E9*(x(Y)-x(X))" actx="11.594430847211193" y="y(O)+E9*(y(Y)-y(X))" acty="0.6621330143477104" shape="circle" fixed="true">Point à &quot;x(O)+E9*(x(Y)-x(X))&quot;, &quot;y(O)+E9*(y(Y)-y(X))&quot;</Point>
<Line name="l16" n="80" color="2" hidden="super" large="true" from="O" to="P51">Droite passant par P44 et P51</Line>
<Circle name="c4" n="24" color="2" large="true" fixed="(1+floor(4*windoww/d(P52,O)))*d(P52,O)" midpoint="O" acute="true">Cercle de centre P44 de rayon (1+floor(4*windoww/d(P52,P44)))*d(P52,P44)</Circle>
<Line name="l17" n="81" color="2" hidden="super" large="true" from="O" to="P52">Droite passant par P44 et P52</Line>
<Circle name="c5" n="26" color="1" hidden="super" large="true" fixed="E9*d(O,P52)" midpoint="O" acute="true">Cercle de centre P44 de rayon E9*d(P44,P52)</Circle>
<Polygon name="poly26" n="109" color="4" background="true" large="true" ctag0="brown" cexpr0="poly26&lt;0" ctag1="solid" cexpr1="poly26&lt;0" ctag2="superhidden" cexpr2="a==0" ctag3="z" cexpr3="10" point1="P62" point2="P64" point3="P61" point4="P63">Polygone P62, P64, P61, P63</Polygon>
<Segment name="s23" n="113" color="2" large="true" ctag0="superhidden" cexpr0="a==0" from="P64" to="P62">Segment de P64 à P62</Segment>
<Segment name="s20" n="110" color="2" large="true" ctag0="superhidden" cexpr0="a==0" from="P62" to="P63">Segment de P62 à P63</Segment>
<Segment name="s21" n="111" color="2" large="true" ctag0="superhidden" cexpr0="a==0" from="P63" to="P61">Segment de P63 à P61</Segment>
<Segment name="s22" n="112" color="2" large="true" ctag0="superhidden" cexpr0="a==0" from="P61" to="P64">Segment de P61 à P64</Segment>
<Intersection name="I14" n="82" color="1" hidden="super" large="true" first="a11" second="c4" shape="circle" which="first">Intersection entre a11 et c4</Intersection>
<Intersection name="I15" n="83" color="3" hidden="super" large="true" first="a12" second="c4" shape="circle" which="first">Intersection entre a12 et c4</Intersection>
<Intersection name="I16" n="84" color="2" type="thick" hidden="super" showname="true" large="true" first="l17" second="c5" shape="circle" which="second">Intersection entre l17 et c5</Intersection>
<Point name="P53" n="85" color="1" hidden="super" bold="true" x="x(I14)+x(X)-x(O)" actx="-0.3995100309445112" y="y(I14)+y(X)-y(O)" acty="13.666877025812756" shape="circle" fixed="true">Point à &quot;x(C)+x(B)-x(A)&quot;, &quot;y(C)+y(B)-y(A)&quot; </Point>
<Point name="P54" n="86" color="3" hidden="super" bold="true" x="x(I15)+x(Y)-x(O)" actx="10.079645034403264" y="y(I15)+y(Y)-y(O)" acty="15.754771585990632" shape="circle" fixed="true">Point à &quot;x(C)+x(B)-x(A)&quot;, &quot;y(C)+y(B)-y(A)&quot; </Point>
<Point name="P55" n="87" color="1" hidden="super" showname="true" bold="true" x="x(I16)+x(X)-x(O)" actx="5.6618785190815855" y="y(I16)+y(X)-y(O)" acty="0.9730559703896244" shape="circle" fixed="true">Point à &quot;x(C)+x(B)-x(A)&quot;, &quot;y(C)+y(B)-y(A)&quot; </Point>
<Point name="P56" n="88" color="1" hidden="super" showname="true" bold="true" x="x(I16)+x(Y)-x(O)" actx="6.965798819426001" y="y(I16)+y(Y)-y(O)" acty="1.0997760409586252" shape="circle" fixed="true">Point à &quot;x(C)+x(B)-x(A)&quot;, &quot;y(C)+y(B)-y(A)&quot; </Point>
<Point name="P57" n="89" color="2" type="thick" hidden="super" x="2*x(O)-x(I16)" actx="9.325267478486927" y="2*y(O)-y(I16)" acty="-0.6233590409993917" shape="circle" fixed="true">Point à &quot;2*x(O)-x(I16)&quot;, &quot;2*y(O)-y(I16)&quot;</Point>
<Line name="l18" n="90" color="1" hidden="super" large="true" from="I14" to="P53">Droite passant par I14 et P53</Line>
<Line name="l19" n="91" color="3" hidden="super" large="true" from="P54" to="I15">Droite passant par P54 et I15</Line>
<Point name="P58" n="92" color="2" type="thick" hidden="super" bold="true" x="x(P57)+x(I16)-x(P55)" actx="9.703461373274305" y="y(P57)+y(I16)-y(P55)" acty="-0.409110365108208" shape="circle" fixed="true">Point à &quot;x(C)+x(B)-x(A)&quot;, &quot;y(C)+y(B)-y(A)&quot; </Point>
<Point name="P59" n="93" color="2" type="thick" hidden="super" bold="true" x="x(P57)+x(I16)-x(P56)" actx="8.399541072929889" y="y(P57)+y(I16)-y(P56)" acty="-0.5358304356772088" shape="circle" fixed="true">Point à &quot;x(C)+x(B)-x(A)&quot;, &quot;y(C)+y(B)-y(A)&quot; </Point>
<Line name="l20" n="94" color="1" hidden="super" large="true" from="I16" to="P55">Droite passant par I16 et P55</Line>
<Line name="l21" n="95" color="1" hidden="super" large="true" from="I16" to="P56">Droite passant par I16 et P56</Line>
<Intersection name="I17" n="96" color="1" hidden="super" showname="true" large="true" first="l17" second="l18" shape="circle">Intersection entre l17 et l18</Intersection>
<Intersection name="I18" n="97" color="3" hidden="super" showname="true" large="true" first="l17" second="l19" shape="circle">Intersection entre l17 et l19</Intersection>
<Line name="l22" n="98" color="1" hidden="super" large="true" from="P57" to="P58">Droite passant par P57 et P58</Line>
<Line name="l23" n="99" color="1" hidden="super" large="true" from="P57" to="P59">Droite passant par P57 et P59</Line>
<Point name="P60" n="100" color="5" type="thick" hidden="super" showname="true" large="true" x="if(d(O,I17)&gt;d(O,I18),x(I17),x(I18))" actx="-26.70011999720144" y="if(d(O,I17)&gt;d(O,I18),y(I17),y(I18))" acty="19.232345000737148" shape="circle" fixed="true">Point à &quot;if(d(O,I17)&gt;d(O,I18),x(I17),x(I18))&quot;, &quot;if(d(O,I17)&gt;d(O,I18),y(I17),y(I18))&quot;</Point>
<Intersection name="I19" n="101" color="1" hidden="super" showname="true" large="true" first="l23" second="l20" shape="circle">Intersection entre l23 et l20</Intersection>
<Intersection name="I20" n="102" color="1" hidden="super" showname="true" large="true" first="l22" second="l21" shape="circle">Intersection entre l22 et l21</Intersection>
<Function name="f24" n="103" color="1" type="thin" large="true" ctag0="z" cexpr0="9" ctag1="superhidden" cexpr1="a==0" x="if(floor(t/2)==(t/2),if(floor(t/4)==(t/4),x(I16)+(t/2)*(x(P56)-x(I16)),x(I19)+(t/2)*(x(P56)-x(I16))),if(floor((t-1)/4)==(t-1)/4,x(I16)+((t+1)/2)*(x(P56)-x(I16)),x(I19)+((t+1)/2)*(x(P56)-x(I16))))" y="if(floor(t/2)==(t/2),if(floor(t/4)==(t/4),y(I16)+(t/2)*(y(P56)-y(I16)),y(I19)+(t/2)*(y(P56)-y(I16))),if(floor((t-1)/4)==(t-1)/4,y(I16)+((t+1)/2)*(y(P56)-y(I16)),y(I19)+((t+1)/2)*(y(P56)-y(I16))))" var="t" min="0" max="floor(((y(I20)-y(I16))/(y(P56)-y(I16)))*2)-1" d="1">Fonction ( if(floor(t/2)==(t/2),if(floor(t/4)==(t/4),x(I16)+(t/2)*(x(P56)-x(I16)),x(I19)+(t/2)*(x(P56)-x(I16))),if(floor((t-1)/4)==(t-1)/4,x(I16)+((t+1)/2)*(x(P56)-x(I16)),x(I19)+((t+1)/2)*(x(P56)-x(I16)))) , if(floor(t/2)==(t/2),if(floor(t/4)==(t/4),y(I16)+(t/2)*(y(P56)-y(I16)),y(I19)+(t/2)*(y(P56)-y(I16))),if(floor((t-1)/4)==(t-1)/4,y(I16)+((t+1)/2)*(y(P56)-y(I16)),y(I19)+((t+1)/2)*(y(P56)-y(I16)))) )</Function>
<Function name="f25" n="104" color="1" type="thin" large="true" ctag0="z" cexpr0="9" ctag1="superhidden" cexpr1="a==0" x="if(floor(t/2)==(t/2),if(floor(t/4)==(t/4),x(I16)+(t/2)*(x(P55)-x(I16)),x(I20)+(t/2)*(x(P55)-x(I16))),if(floor((t-1)/4)==(t-1)/4,x(I16)+((t+1)/2)*(x(P55)-x(I16)),x(I20)+((t+1)/2)*(x(P55)-x(I16))))" y="if(floor(t/2)==(t/2),if(floor(t/4)==(t/4),y(I16)+(t/2)*(y(P55)-y(I16)),y(I20)+(t/2)*(y(P55)-y(I16))),if(floor((t-1)/4)==(t-1)/4,y(I16)+((t+1)/2)*(y(P55)-y(I16)),y(I20)+((t+1)/2)*(y(P55)-y(I16))))" var="t" min="0" max="floor(((x(I19)-x(I16))/(x(P55)-x(I16)))*2)-1" d="1">Fonction ( if(floor(t/2)==(t/2),if(floor(t/4)==(t/4),x(I16)+(t/2)*(x(P55)-x(I16)),x(I20)+(t/2)*(x(P55)-x(I16))),if(floor((t-1)/4)==(t-1)/4,x(I16)+((t+1)/2)*(x(P55)-x(I16)),x(I20)+((t+1)/2)*(x(P55)-x(I16)))) , if(floor(t/2)==(t/2),if(floor(t/4)==(t/4),y(I16)+(t/2)*(y(P55)-y(I16)),y(I20)+(t/2)*(y(P55)-y(I16))),if(floor((t-1)/4)==(t-1)/4,y(I16)+((t+1)/2)*(y(P55)-y(I16)),y(I20)+((t+1)/2)*(y(P55)-y(I16)))) )</Function>
</Objects>
</Construction>
</CaR>
