use nalgebra::Matrix3; fn main() { let a = Matrix3::new(1.0, 2.0, 3.0, 4.0, 5.0, 6.0, 7.0, 8.0, 9.0); let b = Matrix3::new(9.0, 8.0, 7.0, 6.0, 5.0, 4.0, 3.0, 2.0, 1.0); let sum = a + b; println!("جمع ماتریسها:\n{}", sum); }