Symbols:Q/Non-Negative Rational Numbers

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Rational Numbers

$\Q_{\ge 0}$

The set of non-negative rational numbers:

$\Q_{\ge 0} = \set {x \in \Q: x \ge 0}$


The $\LaTeX$ code for \(\Q_{\ge 0}\) is \Q_{\ge 0}  or \mathbb Q_{\ge 0} or \Bbb Q_{\ge 0}.


Variants

$\Q_+$

The set of non-negative rational numbers:

$\Q_+ = \set {x \in \Q: x \ge 0}$


The $\LaTeX$ code for \(\Q_+\) is \Q_+  or \mathbb Q_+ or \Bbb Q_+.