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58 lines
1010 B
XML
58 lines
1010 B
XML
<?xml version="1.0" encoding="UTF-8" standalone="yes"?>
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<root>
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<name>sqrt()</name>
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<category>Math</category>
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<subcategory>Calculation</subcategory>
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<usage>Web & Application</usage>
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<example>
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<image>sqrt_.gif</image>
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<code>
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noStroke();
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float a = sqrt(6561); // Sets a to 81
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float b = sqrt(625); // Sets b to 25
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float c = sqrt(1); // Sets c to 1
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rect(0, 25, a, 10);
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rect(0, 45, b, 10);
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rect(0, 65, c, 10);
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</code>
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</example>
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<description>
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Calculates the square root of a number. The square root of a number is always positive, even though there may be a valid negative root. The square root <b>s</b> of number <b>a</b> is such that <b>s*s = a</b>. It is the opposite of squaring.
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</description>
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<syntax>
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sqrt(<c>value</c>)
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</syntax>
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<parameter>
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<label>value</label>
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<description>int or float: non-negative number</description>
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</parameter>
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<returns>float</returns>
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<related>
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pow()
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sq()
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</related>
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<availability>1.0</availability>
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<type>Function</type>
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<partof>PDE</partof>
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</root>
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