%PI 0.7n4 1n3 0n1 0.5gLx 0.5gLy 9gC G10
;‹É Œ´“_(0,0) a=1
:L10 gSL :L1 [1-N4D]/[1-(N4*N1cd)D]=r n2 *N1cd=gx N2*N1sd=gy gP N3ni1 360 zN1<_G1_gE
55P1;r=aã[(1 - e^2)/(1 - (ecosƒÆ)^2)]
G30
;‹É Å“_ a=1
:L20 gSL :L2 [1-N4D]/[1+N4*N1cd]=n2 *N1cd+N4=gx N2*N1sd=gy gP N3ni1 360 zN1<_G2_gE
55P1;r_F=a(1 - e^2)/(1 + e * cosĮ)
:L30 E :E
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