Hi here, I noticed that \mathbb and \mathbf cannot be completed, as shown in the attached screenshot. I'm not sure whether this is the desired behavior when using auctex.
Regards, Zhao -- Assoc. Prof. Hongsheng Zhao <hongyi.z...@gmail.com> Theory and Simulation of Materials Hebei Vocational University of Technology and Engineering No. 473, Quannan West Street, Xindu District, Xingtai, Hebei province