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fieldgens.m2
-- tell Thomas Kahle <tom111@gmx.de> if we break this in the future (for a good reason) fieldgens = (K,F) -> if K === F then {} else for x in gens last K.baseRings list promote(x,K) F = QQ K = toField ( QQ[x]/(x^2+1) ) assert( class x === K ) assert( fieldgens (K,F) === { x } ) assert( fieldgens (F,F) === { } )