Biconjugate gradient stabilized method: Difference between revisions

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and thus
 
:{{math||<var>β<sub>i</sub></var> {{=}} <var>ρ<sub>i</sub></var>/<var>ρ</var><sub><var>i</var>−1</sub> {{=}} (<var>ρ̃</var><sub><var>i</var></sub>/<var>ρ̃</var><sub><var>i</var>−1</sub>)(<var>α</var><sub><var>i</var>−1</sub>/<var>ω</var><sub><var>i</var>−1</sub>)}}.
 
A simple formula for {{math|<var>α<sub>i</sub></var>}} can be similarly derived. In BiCG,