<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE StepCoreXML>
<world xmlns="http://edu.kde.org/step/StepCoreXML" version="1.0" id="1">
    <name>رقاص نيوتن ذو 8 كرات (http://fr.wikipedia.org/wiki/Pendule_de_Newton)</name>
    <color>#fff9f9f9</color>
    <time>0</time>
    <timeScale>1</timeScale>
    <errorsCalculation>true</errorsCalculation>


    <item class="WeightForce" id="3">
        <name>قوة_وزن1</name>
        <color>#ff000000</color>
        <weightConst>9.80665</weightConst>
        <weightConstVariance>1e-10</weightConstVariance>
    </item>

    <item class="Disk" id="4">
        <name>قرص1</name>
        <color>#ff9e0000</color>
        <position>(-5.5,0)</position>
        <angle>0</angle>
        <velocity>(0,0)</velocity>
        <angularVelocity>0</angularVelocity>
        <mass>1</mass>
        <inertia>0.03425</inertia>
        <radius>0.499</radius>
    </item>

    <item class="Stick" id="5">
        <name>عصا1</name>
        <color>#ff64686c</color>
        <restLength>2</restLength>
        <body1>4</body1>
        <body2>2</body2>
        <localPosition1>(0,0)</localPosition1>
        <localPosition2>(-3.5,0)</localPosition2>
    </item>

    <item class="Disk" id="6">
        <name>قرص2</name>
        <color>#ff000000</color>
        <position>(-1.5,-2)</position>
        <angle>0</angle>
        <velocity>(0,0)</velocity>
        <angularVelocity>0</angularVelocity>
        <mass>1</mass>
        <inertia>0.1237</inertia>
        <radius>0.499</radius>
    </item>

    <item class="Disk" id="7">
        <name>قرص4</name>
        <color>#ff000000</color>
        <position>(-2.5,-2)</position>
        <angle>0</angle>
        <velocity>(0,0)</velocity>
        <angularVelocity>0</angularVelocity>
        <mass>1</mass>
        <inertia>0.1237</inertia>
        <radius>0.499</radius>
    </item>

    <item class="Stick" id="8">
        <name>عصا3</name>
        <color>#ff64686c</color>
        <restLength>2</restLength>
        <body1>7</body1>
        <body2>2</body2>
        <localPosition1>(0,0)</localPosition1>
        <localPosition2>(-2.5,0)</localPosition2>
    </item>

    <item class="Anchor" id="9">
        <name>مرساة1</name>
        <color>#ff64686c</color>
        <body>2</body>
        <position>(0,0)</position>
        <angle>0</angle>
    </item>

    <item class="Stick" id="10">
        <name>عصا2</name>
        <color>#ff64686c</color>
        <restLength>2</restLength>
        <body1>6</body1>
        <body2>2</body2>
        <localPosition1>(0,0)</localPosition1>
        <localPosition2>(-1.5,0)</localPosition2>
    </item>

    <item class="Disk" id="11">
        <name>قرص5</name>
        <color>#ff000000</color>
        <position>(-0.5,-2)</position>
        <angle>0</angle>
        <velocity>(0,0)</velocity>
        <angularVelocity>0</angularVelocity>
        <mass>1</mass>
        <inertia>0.1237</inertia>
        <radius>0.499</radius>
    </item>

    <item class="Stick" id="12">
        <name>عصا4</name>
        <color>#ff64686c</color>
        <restLength>2</restLength>
        <body1>11</body1>
        <body2>2</body2>
        <localPosition1>(0,0)</localPosition1>
        <localPosition2>(-0.5,0)</localPosition2>
    </item>

    <item class="Disk" id="13">
        <name>قرص6</name>
        <color>#ff000000</color>
        <position>(0.5,-2)</position>
        <angle>0</angle>
        <velocity>(0,0)</velocity>
        <angularVelocity>0</angularVelocity>
        <mass>1</mass>
        <inertia>0.1237</inertia>
        <radius>0.499</radius>
    </item>

    <item class="Stick" id="14">
        <name>عصا5</name>
        <color>#ff64686c</color>
        <restLength>2</restLength>
        <body1>13</body1>
        <body2>2</body2>
        <localPosition1>(0,0)</localPosition1>
        <localPosition2>(0.5,0)</localPosition2>
    </item>

    <item class="Disk" id="15">
        <name>قرص7</name>
        <color>#ff000000</color>
        <position>(1.5,-2)</position>
        <angle>0</angle>
        <velocity>(0,0)</velocity>
        <angularVelocity>0</angularVelocity>
        <mass>1</mass>
        <inertia>0.1237</inertia>
        <radius>0.499</radius>
    </item>

    <item class="Stick" id="16">
        <name>عصا6</name>
        <color>#ff64686c</color>
        <restLength>2</restLength>
        <body1>15</body1>
        <body2>2</body2>
        <localPosition1>(0,0)</localPosition1>
        <localPosition2>(1.5,0)</localPosition2>
    </item>

    <item class="Disk" id="17">
        <name>قرص8</name>
        <color>#ff000000</color>
        <position>(2.5,-2)</position>
        <angle>0</angle>
        <velocity>(0,0)</velocity>
        <angularVelocity>0</angularVelocity>
        <mass>1</mass>
        <inertia>0.1237</inertia>
        <radius>0.499</radius>
    </item>

    <item class="Stick" id="18">
        <name>عصا7</name>
        <color>#ff64686c</color>
        <restLength>2</restLength>
        <body1>17</body1>
        <body2>2</body2>
        <localPosition1>(0,0)</localPosition1>
        <localPosition2>(2.5,0)</localPosition2>
    </item>

    <item class="Disk" id="19">
        <name>قرص9</name>
        <color>#ff000000</color>
        <position>(3.5,-2)</position>
        <angle>0</angle>
        <velocity>(0,0)</velocity>
        <angularVelocity>0</angularVelocity>
        <mass>1</mass>
        <inertia>0.1237</inertia>
        <radius>0.499</radius>
    </item>

    <item class="Stick" id="20">
        <name>عصا8</name>
        <color>#ff64686c</color>
        <restLength>2</restLength>
        <body1>19</body1>
        <body2>2</body2>
        <localPosition1>(0,0)</localPosition1>
        <localPosition2>(3.5,0)</localPosition2>
    </item>

    <solver class="AdaptiveEulerSolver" id="22">
        <name>حل1</name>
        <stepSize>0.0341481512046179</stepSize>
        <toleranceAbs>0.001</toleranceAbs>
        <toleranceRel>0.001</toleranceRel>
    </solver>

    <collisionSolver class="GJKCollisionSolver" id="23">
        <name>حل_تصادم1</name>
        <toleranceAbs>0.001</toleranceAbs>
    </collisionSolver>

    <constraintSolver class="CGConstraintSolver" id="24">
        <name>حل_قيود1</name>
    </constraintSolver>

    <item class="Box" id="2">
        <name>صندوق1</name>
        <color>#ffdce7e6</color>
        <position>(0,0)</position>
        <angle>0</angle>
        <velocity>(0,0)</velocity>
        <angularVelocity>0</angularVelocity>
        <mass>1</mass>
        <inertia>4.62626666666667</inertia>
        <size>(8,1)</size>
    </item>
</world>
