Method column

src/matrix.rs:741–747

Returns a copy of the column at the specified index.

(&self, pos: usize)

    /// Returns a copy of the column at the specified index.
    pub fn column(&self, pos: usize) -> Option<Vec<T>> {

        if pos >= self.cols() {
            return None;
        }
        Some(self.row_iter().map(|r| r[pos].clone()).collect::<Vec<T>>())
    }

    pub fn rm_column(&self, pos: usize) -> Option<Matrix<T>> {