On the Solutions of Fractional Burgers-Fisher and Generalized Fisher’s Equations Using Two Reliable Methods

Table 3

The approximate solutions of fractional order Burgers-Fisher equation (35) using Haar wavelet method and three terms for second-order OHAM with convergence control parameters 𝐶₁=−0.000104528 and 𝐶₂=−0.99979 at various points of 𝑥 and 𝑡 for 𝛼=0.75.

𝑥	𝑡=0.2		𝑡=0.4		𝑡=0.6		𝑡=0.8
	𝑢Haar	𝑢OHAM	𝑢Haar	𝑢OHAM	𝑢Haar	𝑢OHAM	𝑢Haar	𝑢OHAM
0.1	0.50043	0.500691	0.5009	0.501247	0.501369	0.501734	0.501839	0.502182
0.2	0.500271	0.500566	0.50074	0.501122	0.501207	0.501609	0.501674	0.502057
0.3	0.500187	0.500441	0.500656	0.500997	0.501119	0.501484	0.501584	0.501932
0.4	0.500028	0.500316	0.500495	0.500872	0.500944	0.501359	0.5014	0.501807
0.5	0.499873	0.500191	0.500335	0.500747	0.500758	0.501234	0.501197	0.501682
0.6	0.499789	0.500066	0.500248	0.500622	0.500653	0.501109	0.50108	0.501557
0.7	0.499641	0.499941	0.500092	0.500497	0.500446	0.500984	0.500839	0.501432
0.8	0.499559	0.499816	0.500005	0.500372	0.500326	0.500859	0.500697	0.501307
0.9	0.499423	0.499691	0.499855	0.500247	0.500092	0.500734	0.500409	0.501182
1.0	0.499345	0.499566	0.499767	0.500122	0.499953	0.500609	0.500236	0.501057