Table of Contents
What is meant by hyperbolic functions?
a function of an angle expressed as a relationship between the distances from a point on a hyperbola to the origin and to the coordinate axes, as hyperbolic sine or hyperbolic cosine: often expressed as combinations of exponential functions.
Who invented hyperbolic functions?
Hyperbolic functions were introduced in the 1760s independently by Vincenzo Riccati and Johann Heinrich Lambert.
How do you write a hyperbolic function?
Hyperbolic functions are expressed in terms of the exponential function ex. There are six hyperbolic functions are sinh x, cosh x, tanh x, coth x, sech x, csch x….Hyperbolic Function Integrals and Derivatives.
| Hyperbolic Function | Derivative | Integral |
|---|---|---|
| tanh x | sech2x | ln(cosh x) + C |
| coth x | -csch2x | ln(sinh x) + C |
How do you remember hyperbolic functions?
- If you know some complex analysis, then you can recall that coshx=cosix and use cos(z)=eiz+e−iz2.
- I always remember as ex=coshx+sinhx and that helps me remember that the e−x terms cancel…
- And also remember that coshx is always positive ( and even) so it must be a sum of exponentials.
What are the properties of hyperbolic function?
Properties of Hyperbolic Functions Sinh (-x) = -sinh x. Cosh (-x) = cosh x. Sinh 2x = 2 sinh x cosh x. Cosh 2x = cosh2x + sinh2x.
Why hyperbolic functions are called so?
In many ways they are analogous to the trigonometric functions, and they have the same relationship to the hyperbola that the trigonometric functions have to the circle. For this reason they are collectively called hyperbolic functions and individually called hyperbolic sine, hyperbolic cosine and so on.
Where are hyperbolic functions used?
Hyperbolic functions can be used to describe the shape of electrical lines freely hanging between two poles or any idealized hanging chain or cable supported only at its ends and hanging under its own weight.