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the ring of rationals
This system variable is constant; its value is the field of rationals.
Its name is protected so that it cannot be re-assigned to any other
value.
Please note: this is a
variable, so in
define/endefine
use
RingQQ
instead (or import it with
TopLevel
).
/**/ Use QQ;
/**/ type(5);
INT
/**/ type(RingElem(QQ, 5));
RINGELEM
/**/ QQ = RingQQ();
true
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