(;GM[1]FF[4]SZ[19]
GN[The parabola]
PC[http://senseis.xmp.net/?AStaticTreatiseOnShape]AP[GoWiki:2009]
DT[2009-04-22]
C[Diagram from http://senseis.xmp.net/?AStaticTreatiseOnShape

The parabola]
PL[W]

AB[ii][ki][ij][jk][kk]
LB[jj:a][ik:b]


;LB[jj:a][ik:b]
)
