def unhandledControlSequence(seq):
Computes polynomial GCD using subresultants over a ring.
dataset/ETHPy150Open kuri65536/python-for-android/python-modules/twisted/twisted/conch/insults/insults.py/ITerminalTransport.unhandledControlSequence--crossover with--dataset/ETHPy150Open sympy/sympy/sympy/polys/euclidtools.py/dup_rr_prs_gcd