| http://www.wikidata.org/prop/statement/P2534
|
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<mi mathvariant="bold">u</mi>
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<mrow>
<mrow class="MJX-TeXAtom-ORD">
<mi mathvariant="bold">x</mi>
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<mo>,</mo>
<mi>t</mi>
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<mo>)</mo>
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<annotation encoding="application/x-tex">{\displaystyle \mathbf {u} \left(\mathbf {x} ,t\right)}</annotation>
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|
