Absolute value
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Absolute Value
The absolute value of a real number x (symbolized |x|) is the unsigned portion of x[1] . The absolute value of x is always greater than or equal to 0.
The absolute value of a complex number z (also symbolized as |z|) is the complex modulus of z. If Failed to parse (MathML with SVG or PNG fallback (recommended for modern browsers and accessibility tools): Invalid response ("Math extension cannot connect to Restbase.") from server "https://wikimedia.org/api/rest_v1/":): {\displaystyle z = \x+i*y}
where x and y are real and Failed to parse (MathML with SVG or PNG fallback (recommended for modern browsers and accessibility tools): Invalid response ("Math extension cannot connect to Restbase.") from server "https://wikimedia.org/api/rest_v1/":): {\displaystyle x : f(x) = 0\,}
then the complex modulas of z is Failed to parse (MathML with SVG or PNG fallback (recommended for modern browsers and accessibility tools): Invalid response ("Math extension cannot connect to Restbase.") from server "https://wikimedia.org/api/rest_v1/":): {\displaystyle \sqrt{2}}