∫[∂(Aθpc),0.to.Aθpc(POIo(t),t=0): cos(Aθpc(POIo(t),t))*sin(Aθpc(POIo(t),t))^z] = sin(Aθpc(POIo(t),t=0))^(z+1)/(z+1) The following list makes it easier to copy/paste... Note that the result = 0 for the lower limit of integration, leaving only the upper end. /% (mathH) ∫[∂(Aθpc),0.to.Aθpc(POIo(t),t=0): cos(Aθpc(POIo(t),t))] = sin(Aθpc(POIo(t),t=0))^1/1 (endMath) ∫[∂(Aθpc),0.to.Aθpc(POIo(t),t=0): sin(Aθpc(POIo(t),t))] = - {cos(Aθpc(POIo(t),t=0)) - cos(0)} =(-1)*{cos(Aθpc(POIo(t),t=0)) - 1} (mathH) ∫[∂(Aθpc),0.to.Aθpc(POIo(t),t=0): sin(Aθpc(POIo(t),t))] = {1 - cos(Aθpc(POIo(t),t=0)} (endMath) (mathH) ∫[∂(Aθpc),0.to.Aθpc(POIo(t),t=0): cos(Aθpc(POIo(t),t))*sin(Aθpc(POIo(t),t)))^1] = sin(Aθpc(POIo(t),t=0))^2/2 (endMath) (mathH) ∫[∂(Aθpc),0.to.Aθpc(POIo(t),t=0): cos(Aθpc(POIo(t),t))*sin(Aθpc(POIo(t),t)))^2] = sin(Aθpc(POIo(t),t=0))^3/3 (endMath) (mathH) ∫[∂(Aθpc),0.to.Aθpc(POIo(t),t=0): cos(Aθpc(POIo(t),t))*sin(Aθpc(POIo(t),t)))^3] = sin(Aθpc(POIo(t),t=0))^4/4 (endMath) (mathH) ∫[∂(Aθpc),0.to.Aθpc(POIo(t),t=0): cos(Aθpc(POIo(t),t))*sin(Aθpc(POIo(t),t)))^4] = sin(Aθpc(POIo(t),t=0))^5/5 (endMath) (mathH) ∫[∂(Aθpc),0.to.Aθpc(POIo(t),t=0): cos(Aθpc(POIo(t),t))*sin(Aθpc(POIo(t),t)))^5] = sin(Aθpc(POIo(t),t=0))^6/6 (endMath) (mathH) ∫[∂(Aθpc),0.to.Aθpc(POIo(t),t=0): cos(Aθpc(POIo(t),t))*sin(Aθpc(POIo(t),t)))^6] = sin(Aθpc(POIo(t),t=0))^7/7 (endMath) (mathH) ∫[∂(Aθpc),0.to.Aθpc(POIo(t),t=0): cos(Aθpc(POIo(t),t))*sin(Aθpc(POIo(t),t)))^7] = sin(Aθpc(POIo(t),t=0))^8/8 (endMath) (mathH) ∫[∂(Aθpc),0.to.Aθpc(POIo(t),t=0): cos(Aθpc(POIo(t),t))*sin(Aθpc(POIo(t),t)))^8] = sin(Aθpc(POIo(t),t=0))^9/9 (endMath) (mathH) ∫[∂(Aθpc),0.to.Aθpc(POIo(t),t=0): cos(Aθpc(POIo(t),t))*sin(Aθpc(POIo(t),t)))^9] = sin(Aθpc(POIo(t),t=0))^10/10 (endMath) (mathH) ∫[∂(Aθpc),0.to.Aθpc(POIo(t),t=0): cos(Aθpc(POIo(t),t))*sin(Aθpc(POIo(t),t)))^10] = sin(Aθpc(POIo(t),t=0))^11/11 (endMath) (mathH) ∫[∂(Aθpc),0.to.Aθpc(POIo(t),t=0): cos(Aθpc(POIo(t),t))*sin(Aθpc(POIo(t),t)))^11] = sin(Aθpc(POIo(t),t=0))^12/12 (endMath)