Uh, so you think this varies significantly from person to person? I don't know about you, but I think > The determinant of a matrix is the product of its eigen

Uh, so you think this varies significantly from person to person? I don't know about you, but I think > The determinant of a matrix is the product of its eigenvalues, and calculating it allows you to check if the matrix is invertible or not. is a heck of a lot better than > The determinant of a matrix is "a special way" to combine the entries of a matrix that serves to check if a matrix is invertible or not. to pretty much any person.