 Linear equivalence of Weil divisors (source code)

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= Linear equivalence of Weil divisors
{title2=$D\sim D+\operatorname{div}(q)$}

= Linearly equivalent Weil divisor
{synonym}

Two <Weil divisors> are linearly equivalent when their difference is a <principal Weil divisor>. This is the equivalence relation defining the <divisor class group>, and applies to normal varieties of any dimension, not just curves.

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