Complex sentence: Note that pathintegral representation of evolution operators has intrinsic ambiguity the originates from non-commutativity of momenta and position operators, e.g.,\\ hat B\\ hat x\\ ne\\ hat x\\ hat B.
Split into simpler sentences: Note that pathintegral representation of evolution operators has intrinsic ambiguity. It originates from non-commutativity of momenta and position operators, e.g.,\\ hat B\\ hat x\\ ne\\ hat x\\ hat B.