Asymptotic solutions on multiple solutions arising from laminar flow in a uniformly porous channel with expanding or contracting walls

Boundary Value Problems

Table 2 Numerical values of \(g''(\eta)\) at \(\eta= 1\) for various values of Re compared with the analytic results obtained from (91) with the exponentially small correction (93)

Re	Section	α = −0.05		α = 0			α = 0.05
Re	Section	\(g''(1)\)	Numerical	\(g''(1)\)	Numerical	Robinson [9]	\(g''(1)\)	Numerical
−28.142	I	−25.4335	−26.0717	−25.3943	−25.4998	−25.396	−25.3550	−24.5345
−37.519	I	−36.0186	−36.2887	−35.9709	−35.9577	−35.972	−35.9233	−34.0197
−49.008	I	−47.9502	−47.8963	−47.9011	−47.8015	−47.901	−47.8519	−47.7897
−55.934	I	−54.8382	−54.8469	−54.7889	−54.8047	−54.789	−54.7395	−54.7409
−28.139	II	−28.3421	−29.4494	−28.2829	−28.3993	−28.282	−28.2237	−27.7088
−37.791	II	−36.9498	−38.8043	−36.9171	−36.2464	−36.898	−36.8484	−36.5494
−44.717	II	−43.6865	−43.5820	−43.6368	−43.4384	−43.636	−43.5872	−43.4808
−56.008	II	−54.9340	−54.9216	−54.8847	−54.8572	−54.885	−54.8353	−54.8143
−64.296	II	−63.2327	−63.2286	−63.1833	−63.1729	−63.184	−63.1339	−63.1232