36 lines
639 B
Plaintext
36 lines
639 B
Plaintext
<math xmlns="http://www.w3.org/1998/Math/MathML" display="block">
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<mrow>
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<mtext>cosh</mtext>
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<mfenced>
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<mrow>
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<mi>x</mi>
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</mrow>
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</mfenced>
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<mspace width="1em"/>
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<mo>=</mo>
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<mspace width="1em"/>
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<mfrac>
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<mrow>
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<mi>exp</mi>
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<mfenced>
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<mrow>
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<mi>x</mi>
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</mrow>
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</mfenced>
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<mo>+</mo>
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<mi>exp</mi>
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<mfenced>
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<mrow>
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<mo>−</mo>
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<mi>x</mi>
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</mrow>
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</mfenced>
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</mrow>
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<mrow>
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<mn>2</mn>
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</mrow>
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</mfrac>
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</mrow>
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</math>
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