9 May 2025 9:32:12.463 PM solve_test(): FORTRAN90 version Test solve(). test01(): r8mat_fs() solves a linear system with Gauss elimination. Computed solution of linear system: 1.00000 2.00000 3.00000 solve_test(): Normal end of execution. 9 May 2025 9:32:12.463 PM