Table 4 Comparison of the average Nusselt number for the different values of Biot number at \({\text{Re}} = 200,\quad {\text{Gr}} = 10^{5} ,\quad {\text{Ma}} = 1000\).

From: Radiative flow of non Newtonian nanofluids within inclined porous enclosures with time fractional derivative

Bi

Assisting flow ( downward lid motion)

% Errors

Opposing flow ( upward lid motion)

% Errors

Present results

Biswas and Manna67

Present results

Biswas and Manna67

0

10.706

10.729

0.214

10.451

10.364

− 0.839

1

10.736

10.758

0.204

10.418

10.353

− 0.628

5

10.791

10.767

− 0.223

10.383

10.342

− 0.396