Difference between revisions of "Cosine integral"
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(Created page with "The cosine integral is defined by $$\mathrm{Ci}(z) = -\displaystyle\int_z^{\infty} \dfrac{\cos t}{t} dt ; |mathrm{arg} z|<\pi.$$") |
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Revision as of 21:03, 4 October 2014
The cosine integral is defined by $$\mathrm{Ci}(z) = -\displaystyle\int_z^{\infty} \dfrac{\cos t}{t} dt ; |mathrm{arg} z|<\pi.$$
