# Residual (numerical analysis) (Q287450)

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the function whose value in the n-th approximation by a numerical method is that of the well-posed problem in the couple consisting of the exact data and the n-th approximation
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Residual (numerical analysis)
the function whose value in the n-th approximation by a numerical method is that of the well-posed problem in the couple consisting of the exact data and the n-th approximation

## Statements

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${\displaystyle r(x_{n})=r_{n}=F(x,g_{n}),{\text{where }}g_{n}\approx g_{n}(x_{n})}$
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## Identifiers

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28 October 2013

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