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% a multirelation of a simple equality between variables
\[ a=b=c \]

% incomplete multirelation, typically due to alignments
\[ y<2< \]

% inequality
\[ 1 \leq l < j \leq n \]

% list of inequalities
\[ 1<x<10, 2<y<20, 3<z<30\]

% approximation
\[ a,b ~ \alpha + \frac{1}{\alpha}\]

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