64 lines
1.3 KiB
XML
64 lines
1.3 KiB
XML
<?xml version="1.0" encoding="UTF-8"?>
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<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.1 plus MathML 2.0//EN" "http://www.w3.org/TR/MathML2/dtd/xhtml-math11-f.dtd" [<!ENTITY mathml 'http://www.w3.org/1998/Math/MathML'>]>
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<html xmlns="http://www.w3.org/1999/xhtml">
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<head><title>sine_integral</title>
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<!-- MathML created with MathCast Equation Editor version 0.92 -->
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</head>
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<body>
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<math xmlns="http://www.w3.org/1998/Math/MathML" display="block">
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<mrow>
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<mi>S</mi>
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<mi>i</mi>
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<mfenced>
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<mrow>
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<mi>z</mi>
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</mrow>
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</mfenced>
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<mo>=</mo>
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<mfrac>
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<mi>π</mi>
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<mn>2</mn>
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</mfrac>
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<mo>−</mo>
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<msubsup>
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<mo>∫</mo>
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<mrow>
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<mn>0</mn>
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</mrow>
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<mrow>
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<mfrac>
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<mi>π</mi>
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<mn>2</mn>
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</mfrac>
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</mrow>
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</msubsup>
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<msup>
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<mi>e</mi>
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<mrow>
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<mo>−</mo>
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<mi>z</mi>
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<mi>cos</mi>
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<mfenced>
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<mrow>
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<mi>t</mi>
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</mrow>
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</mfenced>
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</mrow>
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</msup>
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<mi>cos</mi>
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<mfenced>
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<mrow>
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<mi>z</mi>
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<mi>sin</mi>
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<mfenced>
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<mrow>
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<mi>t</mi>
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</mrow>
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</mfenced>
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</mrow>
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</mfenced>
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<mi>d</mi>
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<mi>t</mi>
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</mrow>
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</math></body>
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</html> |