Fibonacci Hyperbolic Cotangent

$$\mathop{\rm ctFh}(x)\equiv{\mathop{\rm cFh}(x)\over\mathop{\rm sFh}(x)},$$

where $\mathop{\rm cFh}(x)$ is the Fibonacci Hyperbolic Cosine and $\mathop{\rm sFh}(x)$ is the Fibonacci Hyperbolic Sine.

References

Trzaska, Z. W. ``On Fibonacci Hyperbolic Trigonometry and Modified Numerical Triangles.'' Fib. Quart. 34, 129-138, 1996.