16 lines
257 B
Plaintext
16 lines
257 B
Plaintext
<math xmlns="http://www.w3.org/1998/Math/MathML" display="block">
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<mrow>
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<mo>|</mo>
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<mfrac>
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<mrow>
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<mi>a</mi>
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<mo>−</mo>
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<mi>v</mi>
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</mrow>
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<mi>a</mi>
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</mfrac>
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<mo>|</mo>
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</mrow>
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</math>
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