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count_err
2010 Feb 09
2
Double Integral Minimization Problem
...############## Begin of the code
alpha=3.99
vita=4.4
ellip=0.2
majaxis_pix=c(3.0 6.5 10.0 13.5 17.0 20.5 24.0 27.5 31.0 34.5 38.0 41.5
45.0 48.5 52.0 55.5 59.0)
counts=c(2479.117 718.061 298.918 157.963 98.869 63.883 44.524 31.918
23.500 17.877 13.915 11.032 8.881 7.245 5.978 4.972 4.175112)
countserr=c(80.085 12.181 4.247 3.148 1.963 1.279 0.448 0.242 0.097
0.055 0.034 0.022 0.015 0.011 0.0082 0.006 0.0043)
intensity=function(x,counts0,index,radius_eff){
thita=x[1]
radiusb=x[2]
counts2=(1-ellip)*(vita-1)/(pi*alpha^2)*counts0*radiusb*exp(-(2*index-0.324)*(radiusb/radius_eff)^(1/...