Exploiting the Composite Step Strategy to the Biconjugate 𝐴-Orthogonal Residual Method for Non-Hermitian Linear Systems

Table 3

Comparison results of Example 2 with TOL=10⁻⁶.

Method	BCG	BiCOR	CSBCG	CSBiCOR
Iters	248	182	158/90	129/56
CPU	53.8496	39.2517	43.3087	33.8528
TRR	−6.3680	−6.0909	−6.3680	−6.0483