a=eks,b=pan,i=2,x=0.75867996,y=-0.52215111
a=eks,b=wye,i=4,x=0.38139939,y=-0.13418874
a=eks,b=zee,i=7,x=0.61178406,y=0.18788492

a=hat,b=wye,i=9,x=0.03144188,y=-0.74955076

a=pan,b=pan,i=1,x=0.34679014,y=0.72680286
a=pan,b=wye,i=10,x=0.50262601,y=0.95261836

a=wye,b=wye,i=3,x=0.20460331,y=0.33831853
a=wye,b=pan,i=5,x=0.57328892,y=0.86362447

a=zee,b=pan,i=6,x=0.52712616,y=-0.49322129
a=zee,b=wye,i=8,x=0.59855401,y=0.97618139
