gives the inverse hyperbolic cosecant of the complex number .


  • Mathematical function, suitable for both symbolic and numerical manipulation.
  • For certain special arguments, ArcCsch automatically evaluates to exact values.
  • ArcCsch can be evaluated to arbitrary numerical precision.
  • ArcCsch automatically threads over lists.
  • ArcCsch[z] has a branch cut discontinuity in the complex plane running from to .
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