A new technique for solving the freezing problem in the complex Langevin simulation of 4D SU(2) gauge theory with a theta term

Akira Matsumoto,0,∗ Kohta Hatakeyama, Mitsuaki Hirasawa, Masazumi Honda, Yuta Ito, Jun Nishimura and Atis Yosprakob The Graduate University for Advanced Studies, SOKENDAI, 1-1 Oho, Tsukuba, Ibaraki 305-0801, Japan KEK Theory Center, High Energy Accelerator Research Organization, 1-1 Oho, Tsukuba, Ibaraki 305-0801, Japan Center for Gravitational Physics, Yukawa Institute for Theoretical Physics, Kyoto University, Sakyo-ku, Kyoto 606-8502, Japan National Institute of Technology, Tokuyama College, Gakuendai, Shunan, Yamaguchi 745-8585, Japan E-mail: akiram@post.kek.jp, khat@post.kek.jp, mitsuaki@post.kek.jp, masazumi318@gmail.com, y-itou@tokuyama.ac.jp, jnishi@post.kek.jp, ayosp@post.kek.jp