{"ast_node_type":"function","tokens":[{"end":81,"kind":"keyword","start":0,"text":"pub"}]}
    pub fn from_row_n(row: &DenseBitSet<C>, num_rows: usize) -> BitMatrix<R, C> {
    /// Creates a new matrix, with `row` used as the value for every row.
        let num_columns = row.domain_size();