Method design_matrix

src/regression.rs:173–177

(&self)

impl DesignMatrix<f64> for Matrix<f64> {
    fn design_matrix(&self) -> Self {
        self.insert_column(0, 
            &repeat(1.0).take(self.rows()).collect::<Vec<f64>>()
        ).unwrap()
    }
}

impl DesignMatrix<f32> for Matrix<f32> {