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@@ -0,0 +1,13 @@
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+### Combined resolution calculation
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+
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+```shell
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+for (int i=0;i<gr.GetN();i++) {
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+ double ctheta0=1-(i+0.5)/(gr.GetN());
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+ double ttheta0=sqrt(1-pow(ctheta0,2))/ctheta0;
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+ double sigmaT=getResolutionT(ctheta0,40)/15;
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+ double sigmaX=getResolution(ctheta0,40)/2;
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+ gr.SetPoint(i,ttheta0,1./sigmaT+1./sigmaX);
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+}
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+```
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