Видео с ютуба Hyperbolic Cosine

Почему гиперболические функции на самом деле очень хороши

Hyperbolic Functions: Definitions, Identities, Derivatives, and Inverses

The applications of hyperbolic trig | Why do we even care about these things?

Hyperbolic Trig Functions - Basic Introduction

Hyperbolic Sine & Cosine

Is cosh(x) THE SAME as cos(x)?

Hyperbolic Trig Functions THE HARD WAY

Let's Try Hyperbolic Cosine Cosh(x)

Introduction to Hyperbolic Trig Functions

Calculus Explainer : sinh , cosh , hyperbolic trig (#1)

Hyperbolic trig functions | MIT 18.01SC Single Variable Calculus, Fall 2010

The complex relationship between regular and hyperbolic trig functions

derivative of hyperbolic cosine

Hyperbolic Sine and Cosine

Calculus 2: Hyperbolic Functions (1 of 57) What is a Hyperbolic Function? Part 1

Hyperbolic Functions and Trigonometric Functions are Linked by Complex Numbers (Euler's formula)

Hyperbolic functions and the unit hyperbola | Hyperbolic functions | Precalculus | Khan Academy

Hyperbolic Trig Identities

Example: Find the Laplace transform of the given function | Hyperbolic Cosine