@public
def xring(symbols, domain, order=lex):
    _ring = PolyRing(symbols, domain, order)
    return (_ring, _ring.gens)
Removes "e" from the set if it no longer exists in the list.
dataset/ETHPy150Open sympy/sympy/sympy/polys/rings.py/xring--crossover with--dataset/ETHPy150Open rwl/muntjac/muntjac/data/util/list_set.py/ListSet.removeFromSet