Comment on "No-go theorem for bimetric gravity with positive and negative mass"

Understand

Authors Hohmann and Wohlfarth have put forward a no-go theorem for bimetric gravity with positive and negative mass in arXiv:0908.3384v1 [gr-qc].

• This comment shows that their no-go theorem does not apply to arXiv:0807.2838v1 [gr-qc].