method

p

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p() public

Returns the permutation matrix P

# File lib/matrix/lup_decomposition.rb, line 48
    def p
      rows = Array.new(@row_count){Array.new(@row_count, 0)}
      @pivots.each_with_index{|p, i| rows[i][p] = 1}
      Matrix.send :new, rows, @row_count
    end

p

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