Suppose that our calculator can calculate $e^x$ so well.But its program for calculating $\ln (x)$ is poor.
How to improve the accuracy of $ln(x)$ by using the fact that
$$ln(a)=b+ln(1+\frac{a-e^b}{e^b})$$ and the Taylor's inequality??
2026-03-25 22:23:29.1774477409
numerical analysis and weakness of calculator
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