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Cotan¶

Return cotangent.

Declaration¶

Source position: math.pp line 501

function Cotan(x: Float) : Float;

Description¶

Cotan returns the cotangent of it's argument x. The argument x must be in radians. x should be different from zero.

Errors¶

If x is zero then a overflow error will occur.

See also¶

Name	Description
tanh	Return hyperbolic tangent.

Example¶

Program Example9;

{ Program to demonstrate the cotan function. }

Uses math;

begin
  writeln(cotan(pi/2));
  Writeln(cotan(pi/3));
  Writeln(cotan(pi/4));
end.