Fibonacci Hyperbolic Tangent
where
is the Fibonacci Hyperbolic Sine and 
is the FibonacciHyperbolic Cosine.
References
Trzaska, Z. W. ``On Fibonacci Hyperbolic Trigonometry and Modified Numerical Triangles.'' Fib. Quart. 34, 129-138, 1996.
- Möbius Band
- Möbius Function
- Möbius Group
- Möbius Inversion Formula
- Möbius Periodic Function
- Möbius Problem
- Möbius Shorts
- Möbius Strip
- Möbius Transformation
- Möbius Triangles
- Müller-Lyer Illusion
- Müntz Space
- Müntz's Theorem
- N
- Nabla
- Nagel Point
- Naive Set Theory
- Napierian Logarithm
- Napier's Analogies
- Napier's Bones
- Napier's Constant
- Napier's Inequality
- Napkin Ring
- Napoleon Points
- Napoleon's Problem