OpenMath Content Dictionary: units_us1
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Canonical URL:
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http://www.openmath.org/cd/units_us1.ocd
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CD File:
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units_us1.ocd
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CD as XML Encoded OpenMath:
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units_us1.omcd
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Defines:
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acre_us_survey, foot_us_survey, mile_us_survey, pint_us_dry, pint_us_liquid, yard_us_survey
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Date:
- 2004-08-27
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Version:
- 3
(Revision 1)
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Review Date:
- 2017-12-31
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Status:
- experimental
Author: OpenMath Consortium
SourceURL: https://github.com/OpenMath/CDs
This CD defines symbols to represent U.S. customary unit measures.
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Description:
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This symbol represents the measure of one U.S. Survey foot.
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Commented Mathematical property (CMP):
- 1 U.S. Survey foot = 1200/3937 metres
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Formal Mathematical property (FMP):
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<OMOBJ xmlns="http://www.openmath.org/OpenMath">
<OMA>
<OMS name="eq" cd="relation1"/>
<OMA>
<OMS name="times" cd="arith1"/>
<OMI> 1 </OMI>
<OMS name="foot_us_survey" cd="units_us1"/>
</OMA>
<OMA>
<OMS name="times" cd="arith1"/>
<OMA>
<OMS name="divide" cd="arith1"/>
<OMI> 1200 </OMI>
<OMI> 3937 </OMI>
</OMA>
<OMS name="metre" cd="units_metric1"/>
</OMA>
</OMA>
</OMOBJ>
<math xmlns="http://www.w3.org/1998/Math/MathML">
<apply><csymbol cd="relation1">eq</csymbol>
<apply><csymbol cd="arith1">times</csymbol>
<cn type="integer">1</cn>
<csymbol cd="units_us1">foot_us_survey</csymbol>
</apply>
<apply><csymbol cd="arith1">times</csymbol>
<apply><csymbol cd="arith1">divide</csymbol>
<cn type="integer">1200</cn>
<cn type="integer">3937</cn>
</apply>
<csymbol cd="units_metric1">metre</csymbol>
</apply>
</apply>
</math>
1 * units_us1.foot_us_survey = 1200 / 3937 * units_metric1.metre
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Signatures:
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sts
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Description:
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This symbol represents the measure of one U.S. Survey yard.
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Commented Mathematical property (CMP):
- 1 U.S. Survey yard = 3 U.S. Survey feet
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Formal Mathematical property (FMP):
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<OMOBJ xmlns="http://www.openmath.org/OpenMath">
<OMA>
<OMS name="eq" cd="relation1"/>
<OMA>
<OMS name="times" cd="arith1"/>
<OMI> 1 </OMI>
<OMS name="yard_us_survey" cd="units_us1"/>
</OMA>
<OMA>
<OMS name="times" cd="arith1"/>
<OMI> 3 </OMI>
<OMS name="foot_us_survey" cd="units_us1"/>
</OMA>
</OMA>
</OMOBJ>
<math xmlns="http://www.w3.org/1998/Math/MathML">
<apply><csymbol cd="relation1">eq</csymbol>
<apply><csymbol cd="arith1">times</csymbol>
<cn type="integer">1</cn>
<csymbol cd="units_us1">yard_us_survey</csymbol>
</apply>
<apply><csymbol cd="arith1">times</csymbol>
<cn type="integer">3</cn>
<csymbol cd="units_us1">foot_us_survey</csymbol>
</apply>
</apply>
</math>
1 * units_us1.yard_us_survey = 3 * units_us1.foot_us_survey
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Signatures:
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sts
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Description:
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This symbol represents the measure of one U.S. Survey mile.
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Commented Mathematical property (CMP):
- 1 U.S. Survey mile = 5280 U.S. Survey feet
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Formal Mathematical property (FMP):
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<OMOBJ xmlns="http://www.openmath.org/OpenMath">
<OMA>
<OMS name="eq" cd="relation1"/>
<OMA>
<OMS name="times" cd="arith1"/>
<OMI> 1 </OMI>
<OMS name="mile_us_survey" cd="units_us1"/>
</OMA>
<OMA>
<OMS name="times" cd="arith1"/>
<OMI> 5280 </OMI>
<OMS name="foot_us_survey" cd="units_us1"/>
</OMA>
</OMA>
</OMOBJ>
<math xmlns="http://www.w3.org/1998/Math/MathML">
<apply><csymbol cd="relation1">eq</csymbol>
<apply><csymbol cd="arith1">times</csymbol>
<cn type="integer">1</cn>
<csymbol cd="units_us1">mile_us_survey</csymbol>
</apply>
<apply><csymbol cd="arith1">times</csymbol>
<cn type="integer">5280</cn>
<csymbol cd="units_us1">foot_us_survey</csymbol>
</apply>
</apply>
</math>
1 * units_us1.mile_us_survey = 5280 * units_us1.foot_us_survey
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Signatures:
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sts
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Description:
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This symbol represents the measure of one U.S. Survey acre.
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Commented Mathematical property (CMP):
- 1 U.S. Survey acre = 4840 square U.S. Survey yards
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Formal Mathematical property (FMP):
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<OMOBJ xmlns="http://www.openmath.org/OpenMath">
<OMA>
<OMS name="eq" cd="relation1"/>
<OMA>
<OMS name="times" cd="arith1"/>
<OMI> 1 </OMI>
<OMS name="acre_us_survey" cd="units_us1"/>
</OMA>
<OMA>
<OMS name="times" cd="arith1"/>
<OMI> 4840 </OMI>
<OMA>
<OMS name="times" cd="arith1"/>
<OMS name="yard_us_survey" cd="units_us1"/>
<OMS name="yard_us_survey" cd="units_us1"/>
</OMA>
</OMA>
</OMA>
</OMOBJ>
<math xmlns="http://www.w3.org/1998/Math/MathML">
<apply><csymbol cd="relation1">eq</csymbol>
<apply><csymbol cd="arith1">times</csymbol>
<cn type="integer">1</cn>
<csymbol cd="units_us1">acre_us_survey</csymbol>
</apply>
<apply><csymbol cd="arith1">times</csymbol>
<cn type="integer">4840</cn>
<apply><csymbol cd="arith1">times</csymbol>
<csymbol cd="units_us1">yard_us_survey</csymbol>
<csymbol cd="units_us1">yard_us_survey</csymbol>
</apply>
</apply>
</apply>
</math>
1 * units_us1.acre_us_survey = 4840 * units_us1.yard_us_survey * units_us1.yard_us_survey
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Signatures:
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sts
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Description:
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This symbol represents the measure of one U.S. dry pint.
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Commented Mathematical property (CMP):
- 1 U.S. dry pint = 0.5506104713575 litres
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Formal Mathematical property (FMP):
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<OMOBJ xmlns="http://www.openmath.org/OpenMath">
<OMA>
<OMS name="eq" cd="relation1"/>
<OMA>
<OMS name="times" cd="arith1"/>
<OMI> 1 </OMI>
<OMS name="pint_us_dry" cd="units_us1"/>
</OMA>
<OMA>
<OMS name="times" cd="arith1"/>
<OMF dec="0.551"/>
<OMS name="litre" cd="units_metric1"/>
</OMA>
</OMA>
</OMOBJ>
<math xmlns="http://www.w3.org/1998/Math/MathML">
<apply><csymbol cd="relation1">eq</csymbol>
<apply><csymbol cd="arith1">times</csymbol>
<cn type="integer">1</cn>
<csymbol cd="units_us1">pint_us_dry</csymbol>
</apply>
<apply><csymbol cd="arith1">times</csymbol>
<cn type="real">0.551</cn>
<csymbol cd="units_metric1">litre</csymbol>
</apply>
</apply>
</math>
1 * units_us1.pint_us_dry = 0.551 * units_metric1.litre
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Signatures:
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sts
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Description:
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This symbol represents the measure of one U.S. liquid pint.
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Commented Mathematical property (CMP):
- 1 U.S. liquid pint = 0.473176473 litres
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Formal Mathematical property (FMP):
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<OMOBJ xmlns="http://www.openmath.org/OpenMath">
<OMA>
<OMS name="eq" cd="relation1"/>
<OMA>
<OMS name="times" cd="arith1"/>
<OMI> 1 </OMI>
<OMS name="pint_us_liquid" cd="units_us1"/>
</OMA>
<OMA>
<OMS name="times" cd="arith1"/>
<OMF dec="0.473"/>
<OMS name="litre" cd="units_metric1"/>
</OMA>
</OMA>
</OMOBJ>
<math xmlns="http://www.w3.org/1998/Math/MathML">
<apply><csymbol cd="relation1">eq</csymbol>
<apply><csymbol cd="arith1">times</csymbol>
<cn type="integer">1</cn>
<csymbol cd="units_us1">pint_us_liquid</csymbol>
</apply>
<apply><csymbol cd="arith1">times</csymbol>
<cn type="real">0.473</cn>
<csymbol cd="units_metric1">litre</csymbol>
</apply>
</apply>
</math>
1 * units_us1.pint_us_liquid = 0.473 * units_metric1.litre
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Signatures:
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sts