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<dia:attribute name="signal">
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<dia:attribute name="end_label">
<dia:string>#[y_1]#</dia:string>
</dia:attribute>
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<dia:connection handle="0" to="O9" connection="0"/>
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<dia:attribute name="start_label">
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<dia:enum val="0"/>
<dia:real val="1"/>
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<dia:attribute name="text">
<dia:composite type="text">
<dia:attribute name="string">
<dia:string>#Sf:v#</dia:string>
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<dia:attribute name="font">
<dia:font family="serif" style="80" name="Times-Roman"/>
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<dia:composite type="text">
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<dia:font family="serif" style="80" name="Times-Roman"/>
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<dia:attribute name="obj_bb">
<dia:rectangle val="23.35,41.95;25.0839,43.8571"/>
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<dia:attribute name="obj_bb">
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