## Trigonometry

Compute trigonometric functions and angles accurately.

Trigonometry functions are essential for studying angles and their relationships. Calcul.io provides a comprehensive set of trigonometric functions including sine, cosine, tangent, and their inverses. These functions are crucial for fields like physics, engineering, and computer graphics.

Our trigonometry functions enable you to analyze periodic phenomena, solve triangles, and model oscillatory systems. Whether you are designing circuits, simulating waves, or performing astronomical calculations, Calcul.io offers the trigonometric tools you need for precise and reliable results.

acos | Compute the inverse cosine of a value in radians. |

acosh | Calculate the hyperbolic arccos of a value, defined as `acosh(x) = ln(sqrt(x^2 - 1) + x)`. |

acot | Calculate the inverse cotangent of a value. |

acoth | Calculate the hyperbolic arccotangent of a value, defined as `acoth(x) = (ln((x+1)/x) + ln(x/(x-1))) / 2`. |

acsc | Calculate the inverse cotangent of a value. |

acsch | Calculate the hyperbolic arccosecant of a value, defined as `acsch(x) = ln(1/x + sqrt(1/x^2 + 1))`. |

asec | Calculate the inverse secant of a value. |

asech | Calculate the inverse secant of a value. |

asin | Compute the inverse sine of a value in radians. |

asinh | Calculate the hyperbolic arcsine of a value, defined as `asinh(x) = ln(x + sqrt(x^2 + 1))`. |

atan | Compute the inverse tangent of a value in radians. |

atan2 | Computes the principal value of the arc tangent of y/x in radians. |

atanh | Calculate the hyperbolic arctangent of a value, defined as `atanh(x) = ln((1 + x)/(1 - x)) / 2`. |

cos | Compute the cosine of x in radians. |

cosh | Compute the hyperbolic cosine of x in radians. |

cot | Compute the cotangent of x in radians. Defined as 1/tan(x) |

coth | Compute the hyperbolic cotangent of x in radians. |

csc | Compute the cosecant of x in radians. Defined as 1/sin(x) |

csch | Compute the hyperbolic cosecant of x in radians. Defined as 1/sinh(x) |

sec | Compute the secant of x in radians. Defined as 1/cos(x) |

sech | Compute the hyperbolic secant of x in radians. Defined as 1/cosh(x) |

sin | Compute the sine of x in radians. |

sinh | Compute the hyperbolic sine of x in radians. |

tan | Compute the tangent of x in radians. |

tanh | Compute the hyperbolic tangent of x in radians. |