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based on an earlier version of the Wolfram Language.
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gives the arc cotangent of the complex number .
  • Mathematical function, suitable for both symbolic and numerical manipulation.
  • All results are given in radians.
  • For real , the results are always in the range to , excluding 0.
  • For certain special arguments, ArcCot automatically evaluates to exact values.
  • ArcCot can be evaluated to arbitrary numerical precision.
  • ArcCot automatically threads over lists.
  • ArcCot[z] has a branch cut discontinuity in the complex plane running from to .
Results are in radians:
Results are in radians:
Click for copyable input
Click for copyable input
Click for copyable input
Evaluate numerically:
Evaluate for complex arguments:
Evaluate to high precision:
The precision of the output tracks the precision of the input:
Simple exact values are generated automatically:
Parity transformation is automatically applied:
ArcCot threads element-wise over lists:
TraditionalForm formatting:
Infinite arguments give symbolic results:
ArcCot can be applied to a power series:
ArcCot can deal with real-valued intervals:
Find angles of the right triangle with sides 3, 4 and hypotenuse 5:
They total to 90°:
Addition theorem for cotangent function:
Solve a differential equation:
Branch cut of ArcCot runs along the imaginary axis:
Use TrigToExp to express ArcCot using Log:
Use FullSimplify to simplify expressions with ArcCot:
Use Reduce to solve inequalities involving ArcCot:
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