Equation Icon  [( Q 𝒮r [K ] = r5 2(a + b)Tabcdtatbtctd + 116(a − b)CabcdCabcd+ 1- abcd) a bc d] e ( 6) + 16 cCabcd ∗ C te + 2dTabcdt tt Pe K + 𝒪 r . (4.13 )