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Line 4: ==Integral representation== ~~The~~Hamilton's logarithmic integral has an integral representation defined for all positive [[real number]]s <math>x\ne 1</math> by the [[integral\|definite integral]]: :<math> {\rm li} (x) = \int_{0}^{x} \frac{dt}{\ln (t)} \; . </math>

Logarithmic integral function: Difference between revisions