Lie Group Analysis and Similarity Solutions for Mixed Convection Boundary Layers in the Stagnation-Point Flow toward a Stretching Vertical Sheet

Table 1

Values of 𝑓^′′(0) for different values of 𝑎/𝑐 when the buoyancy force term 𝜆𝜃 in (25) is absent.

𝑎/𝑐	Mahapatra and Gupta [25]	Nazar et al. [11]	Ishak et al. [28]	Present work
0				−1.0000
0.1	−0.9694	−0.9694	−0.9694	−0.9694
0.2	−0.9181	−0.9181	−0.9181	−0.9181
0.5	−0.6673	−0.6673	−0.6673	−0.6673
2	2.0175	2.0176	2.0175	2.0175
3	4.7293	4.7296	4.7294	4.7293
4	—	—	—	8.0004
10	—	—	—	36.2574