In file C:\xampp\htdocs\eclass\include\action.php on line 25 : Unable to execute statement:"Table '.\eclass\actions_daily' is marked as crashed and should be repaired", sqlstate:"145", errornum:"HY000", statement:"SELECT id, TIME_TO_SEC(TIMEDIFF(NOW(), last_update)) AS diff, module_id FROM actions_daily WHERE user_id = ? AND course_id = ? AND day = DATE(NOW()) ORDER BY last_update DESC LIMIT 1", elapsed:0.002

In file C:\xampp\htdocs\eclass\include\action.php on line 50 : Unable to execute statement:"Table '.\eclass\actions_daily' is marked as crashed and should be repaired", sqlstate:"145", errornum:"HY000", statement:"SELECT id FROM actions_daily WHERE user_id = ? AND module_id = ? AND course_id = ? AND day = '2024-07-23'", elapsed:0.001

In file C:\xampp\htdocs\eclass\include\action.php on line 71 : Unable to execute statement:"Table '.\eclass\actions_daily' is marked as crashed and should be repaired", sqlstate:"145", errornum:"HY000", statement:"INSERT INTO actions_daily SET user_id = ?, module_id = ?, course_id = ?, hits = 1, duration = 900, day = '2024-07-23' , last_update = NOW() ", elapsed:0.002

This is freeware. It uses MATLAB fsolve to solve up to 99 nonlinear algebraic equations with a Graphical User Interface (GUI). User can also use its File menu to generate a single .m file that can be run separately to obtain the same results. MATLAB V.7 or above is required. Source code of this software is available upon request. How to run the software? 1. Unzip the files into a directory. 2. Type fsolveGUI in the MATLAB command console. -Tingyue Gu (gu@ohio.edu)