added formatted data for ex 2.3

exercises/ex02/solutions/filip_yx.dat

+param yx:     1        2             :=
+         1    0.8116   -6.860120914
+         2    0.9072   -4.324130045
+         3    0.9052   -4.358625055
+         4    0.9039   -4.358426747
+         5    0.8053   -6.955852379
+         6    0.8377   -6.661145254
+         7    0.8667   -6.355462942
+         8    0.8809   -6.118102026
+         9    0.7975   -7.115148017
+        10    0.8162   -6.815308569
+        11    0.8515   -6.519993057
+        12    0.8766   -6.204119983
+        13    0.8885   -5.853871964
+        14    0.8859   -6.109523091
+        15    0.8959   -5.79832982
+        16    0.8913   -5.482672118
+        17    0.8959   -5.171791386
+        18    0.8971   -4.851705903
+        19    0.9021   -4.517126416
+        20    0.909    -4.143573228
+        21    0.9139   -3.709075441
+        22    0.9199   -3.499489089
+        23    0.8692   -6.300769497
+        24    0.8872   -5.953504836
+        25    0.89     -5.642065153
+        26    0.891    -5.031376979
+        27    0.8977   -4.680685696
+        28    0.9035   -4.329846955
+        29    0.9078   -3.928486195
+        30    0.7675   -8.56735134
+        31    0.7705   -8.363211311
+        32    0.7713   -8.107682739
+        33    0.7736   -7.823908741
+        34    0.7775   -7.522878745
+        35    0.7841   -7.218819279
+        36    0.7971   -6.920818754
+        37    0.8329   -6.628932138
+        38    0.8641   -6.323946875
+        39    0.8804   -5.991399828
+        40    0.7668   -8.781464495
+        41    0.7633   -8.663140179
+        42    0.7678   -8.473531488
+        43    0.7697   -8.247337057
+        44    0.77     -7.971428747
+        45    0.7749   -7.676129393
+        46    0.7796   -7.352812702
+        47    0.7897   -7.072065318
+        48    0.8131   -6.774174009
+        49    0.8498   -6.478861916
+        50    0.8741   -6.159517513
+        51    0.8061   -6.835647144
+        52    0.846    -6.53165267
+        53    0.8751   -6.224098421
+        54    0.8856   -5.910094889
+        55    0.8919   -5.598599459
+        56    0.8934   -5.290645224
+        57    0.894    -4.974284616
+        58    0.8957   -4.64454848
+        59    0.9047   -4.290560426
+        60    0.9129   -3.885055584
+        61    0.9209   -3.408378962
+        62    0.9219   -3.13200249
+        63    0.7739   -8.726767166
+        64    0.7681   -8.66695597
+        65    0.7665   -8.511026475
+        66    0.7703   -8.165388579
+        67    0.7702   -7.886056648
+        68    0.7761   -7.588043762
+        69    0.7809   -7.283412422
+        70    0.7961   -6.995678626
+        71    0.8253   -6.691862621
+        72    0.8602   -6.392544977
+        73    0.8809   -6.067374056
+        74    0.8301   -6.684029655
+        75    0.8664   -6.378719832
+        76    0.8834   -6.065855188
+        77    0.8898   -5.752272167
+        78    0.8964   -5.132414673
+        79    0.8963   -4.811352704
+        80    0.9074   -4.098269308
+        81    0.9119   -3.66174277
+        82    0.9228   -3.2644011
+;