a   b   i x                   y                   c                  s
pan pan 1 0.3467901443380824  0.7268028627434533  0.9807852804032304 0.19509032201612825
eks pan 2 0.7586799647899636  0.5221511083334797  0.9238795325112867 0.3826834323650898
wye wye 3 0.20460330576630303 0.33831852551664776 0.8314696123025453 0.5555702330196022
eks wye 4 0.38139939387114097 0.13418874328430463 0.7071067811865476 0.7071067811865475
