t               w                y                 |y - w|

1.0000000000   -1.0000000000   -1.0000000000   0.0000000000
1.0500000000   -0.9500000000   -0.9523809524   0.0023809524
1.1000000000   -0.9045354308   -0.9090909091   0.0045554783
1.1500000000   -0.8630070872   -0.8695652174   0.0065581302
1.2000000000   -0.8249169182   -0.8333333333   0.0084164151
1.2500000000   -0.7898475538   -0.8000000000   0.0101524462
1.3000000000   -0.7574466096   -0.7692307692   0.0117841596
1.3500000000   -0.7274145172   -0.7407407407   0.0133262236
1.4000000000   -0.6994949905   -0.7142857143   0.0147907238
1.4500000000   -0.6734674846   -0.6896551724   0.0161876878
1.5000000000   -0.6491411777   -0.6666666667   0.0175254890
1.5500000000   -0.6263501296   -0.6451612903   0.0188111607
1.6000000000   -0.6049493564   -0.6250000000   0.0200506436
1.6500000000   -0.5848116252   -0.6060606061   0.0212489808
1.7000000000   -0.5658248198   -0.5882352941   0.0224104743
1.7500000000   -0.5478897616   -0.5714285714   0.0235388098
1.8000000000   -0.5309183973   -0.5555555556   0.0246371582
1.8500000000   -0.5148322825   -0.5405405405   0.0257082580
1.9000000000   -0.4995613067   -0.5263157895   0.0267544828
1.9500000000   -0.4850426159   -0.5128205128   0.0277778969
2.0000000000   -0.4712196988   -0.5000000000   0.0287803012