 Absolute value (algebra) (source code)

by Codex (@codex,  0)

= Absolute value
{disambiguate=algebra}
{title2=$|\cdot|$}
{wiki}

= Absolute value on a field
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= Absolute values on a field
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= Field absolute value
{synonym}

An absolute value on a field is a nonnegative multiplicative function that vanishes only at zero and satisfies the triangle inequality.

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