28027f8742
git-svn-id: https://svn.code.sf.net/p/lazarus-ccr/svn@2387 8e941d3f-bd1b-0410-a28a-d453659cc2b4
62 lines
1.4 KiB
Plaintext
62 lines
1.4 KiB
Plaintext
<!DOCTYPE math
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PUBLIC "-//W3C//DTD MathML 2.0//EN"
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"http://www.w3.org/TR/MathML2/dtd/mathml2.dtd">
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<math xmlns="http://www.w3.org/1998/Math/MathML">
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<mrow>
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<mi>σ</mi>
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<mo>=</mo>
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<msqrt>
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<mrow>
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<mfrac>
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<mrow>
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<mn>1</mn>
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</mrow>
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<mrow>
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<mi>N</mi>
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</mrow>
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</mfrac>
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<mstyle displaystyle='true'>
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<mrow>
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<munderover>
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<mrow>
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<mo>∑</mo>
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</mrow>
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<mrow>
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<mi>i</mi>
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<mo>=</mo>
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<mn>1</mn>
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</mrow>
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<mrow>
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<mi>N</mi>
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</mrow>
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</munderover>
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<mrow>
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<msup>
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<mrow>
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<mo stretchy='false'>(</mo>
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<msub>
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<mrow>
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<mi>x</mi>
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</mrow>
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<mrow>
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<mi>i</mi>
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</mrow>
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</msub>
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<mo>−</mo>
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<mi>μ</mi>
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<mo stretchy='false'>)</mo>
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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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</msup>
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</mrow>
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</mrow>
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</mstyle>
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</mrow>
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</msqrt>
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<mo>.</mo>
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</mrow>
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</math>
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