Exponential Integral Ei(x) (Graph)
Calculates the table for the exponential integral Ei(x) and displays it as a graph.
| \(Ei(x)=-{\large\int_{\small -x}^{\small\infty}\frac{\large e^{-t}}{\large t}}dt\) |
| \(\normalsize Exponential\ integral\ Ei(x)\\ (1)\ Ei(x)=-{\large\int_{\small -x}^{\small\infty}\frac{\large e^{-t}}{\large t}}dt\\ (2)\ Ei(x)=\gamma+\ln(x)+{\large\displaystyle \sum_{k=1}^{\infty}\frac{x^k}{kk!}} \hspace{20px} x>0\\\) |
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