method

singular?

v1_9_3_125 - Show latest stable - 0 notes - Class: LUPDecomposition

1_8_6_287
1_8_7_72
1_8_7_330
1_9_1_378
1_9_2_180
1_9_3_125 (0)
1_9_3_392 (0)
2_1_10 (0)
2_2_9 (0)
2_4_6 (0)
2_5_5 (0)
2_6_3 (0)
What's this?

singular?() public

Returns true if U, and hence A, is singular.

# File lib/matrix/lup_decomposition.rb, line 66
    def singular? ()
      @col_size.times do |j|
        if (@lu[j][j] == 0)
          return true
        end
      end
      false
    end

singular?

Related methods