Catenary Involute
The parametric equation for a Catenary is
 | (1) |
 |  |  | (2) |
 | |  | (3) |
and
 | (4) |
 | (5) |
 | (6) |
 | (7) |
 | |  | (8) |
 | |  | (9) |
This curve is called a Tractrix.
- Ratio Distribution
- Rational Approximation
- Rational Canonical Form
- Rational Cuboid
- Rational Distances
- Rational Domain
- Rational Double Point
- Rational Function
- Rational Integer
- Rational Number
- Rational Point
- Rational Quadrilateral
- Rational Triangle
- Ratio Test
- RATS Sequence
- Ray
- Rayleigh Differential Equation
- Rayleigh Distribution
- Rayleigh-Ritz Variational Technique
- Rayleigh's Formulas
- Rayleigh's Theorem
- Real Analysis
- Real Axis
- Real Function
- Realizer