F07BNF Example Program Data
  4  1  2                                                :Values of N, KL and KU
 (-1.65,  2.26) ( -2.05, -0.85) (  0.97, -2.84)
 ( 0.00,  6.30) ( -1.48, -1.75) ( -3.99,  4.01) (  0.59, -0.48)
                ( -0.77,  2.83) ( -1.06,  1.94) (  3.33, -1.04)
                                (  4.48, -1.09) ( -0.46, -1.72) :End of matrix A
 (-1.06, 21.50) (-22.72,-53.90) ( 28.24,-38.60) (-34.56, 16.73) :End of vector B