I have a question like how can we mathematically prove that for a general matrix Conjugate Gradient method will always converge within n steps in exact arithmetic ? where n is the size of the matrix.
Convergence of CG method
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linear-algebra
numerical-linear-algebra
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3[You are welcome!](http://www.cs.cmu.edu/~quake-papers/painless-conjugate-gradient.pdf) – 2012-11-17
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0That paper Inquest posted is really good – 2012-11-18