Dec 23 This subdirectory contains the following Matlab source codes: runcode_L1L2_Lor_m4.m runcode_L1L2_Lor_m6.m Run_codes. Can be run directly after creating a folder named "Results" L1L2_Lor_ESQMb.m Implementation of a basic version of ESQM for compressed sensing with Cauchy noise L1L2_Lor_ESQMe.m Implementation of ESQM_e for compressed sensing with Cauchy noise subprob_ESQM.m Newton_Monotone.m Subroutines for ESQM and ESQM_e SCP_ls_LL2.m CaseSg.m SubP_alpha.m Implementation of SCP_ls and its subroutines Implementation and numerical experience with the above codes are described in the paper: Yongle Zhang, Ting Kei Pong and Shiqi Xu "An extended sequential quadratic method with extrapolation", Submitted. This code was last updated on Dec 25, 2023. Questions/comments/suggestions about the codes are welcome. Ting Kei Pong tk.pong@polyu.edu.hk