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SinIntegral

SinIntegral[z]
gives the sine integral function Si(z).
  • Mathematical function, suitable for both symbolic and numerical manipulation.
  • .
  • SinIntegral[z] is an entire function of z with no branch cut discontinuities.
  • For certain special arguments, SinIntegral automatically evaluates to exact values.
  • SinIntegral can be evaluated to arbitrary numerical precision.
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