X=B+(P-(P5÷40÷H2÷I2))COSF+(P3÷6÷H÷I-P7÷336÷H3÷I3)LSINF
Y=C+(P-(P5÷40÷H2÷I2))SINF-(P3÷6÷H÷I-P7÷336÷H3÷I3)LCOSF
X=X+NCOS(F-(P2÷2÷H÷I)OL-90)◢
Y=Y+NSIN(F-(P2÷2÷H÷I)OL-90)◢