05-Nov-2022 15:49:55 usa_matrix_test(): MATLAB/Octave version 9.8.0.1380330 (R2020a) Update 2 Test usa_matrix() Graphics saved in "usa_ge.png" Graphics saved in "usa_msm.png" Graphics saved in "usa_st.png" usa_matrix_test(): Normal end of execution. 05-Nov-2022 15:50:00