Linear mathematics calculator doing pivot tables for solving systems if linear equations 1999. I have only vague rumors of it still being used in class but it's

Linear mathematics calculator doing pivot tables for solving systems if linear equations 1999. I have only vague rumors of it still being used in class but it's still available http://www.nku.edu/~mat111/offline.htm http://www.nku.edu/~mat111/offline.htm