35 | | - use directly embedded number fields in `AlgebraicGenerator` as comparison there is faster (see #17830 and #19824). We might want that these embedded number field carries an interval of fixed precision with them (let say `64`) to avoid reevaluation in most cases. |

| 35 | - use directly embedded number fields in `AlgebraicGenerator` as comparison there is faster (see #17830 and #19824). We might want that these embedded number field carries an interval of fixed precision with them (let say `64`) to avoid reevaluation in most cases |

| 36 | - #26944: improve hashing to avoid exact computations |

| 37 | - more generally, track down code in qqbar.py that may lead to larger extensions than necessary if an exact computation is triggered (for example, see if the formulas in `ANUnaryExpr.exactify()` can be optimized). |