Expression 26: "P" left parenthesis, "x" , "y" , "z" , right parenthesis equals left parenthesis, negative "x" sin left parenthesis, phi Subscript, 0 , Baseline , right parenthesis plus "y" cos left parenthesis, phi Subscript, 0 , Baseline , right parenthesis , negative "x" sin left parenthesis, theta Subscript, 0 , Baseline , right parenthesis cos left parenthesis, phi Subscript, 0 , Baseline , right parenthesis minus "y" sin left parenthesis, theta Subscript, 0 , Baseline , right parenthesis sin left parenthesis, phi Subscript, 0 , Baseline , right parenthesis plus "z" cos left parenthesis, theta Subscript, 0 , Baseline , right parenthesis , right parenthesisPx,y,z=−xsinϕ0+ycosϕ0,−xsinθ0cosϕ0−ysinθ0sinϕ0+zcosθ0