The code is test to run properly with MATLAB 9.12.0.1975300 (R2022a) and Mathematica 13.1. Installation instructions: 1. Ask Folkmar Bornemann for RMT-Fredholm toolbox. 2. Put all the MATLAB code under the same directory of RMT-Fredholm toolbox. Do not hesitate to contact the authors if you experience any problems: liu@iam.uni-bonn.de Min Liu, Sep 9, 2024