Trilinear Polar
Given a Triangle Center 
, the line
is called the trilinear polar of
and is denoted 
.See also Chasles's Polars Theorem- Inverse Cosecant
- Inverse Cosine
- Inverse Cotangent
- Inverse Curve
- Inverse Filter
- Inverse Function
- Inverse Hyperbolic Cosecant
- Inverse Hyperbolic Cosine
- Inverse Hyperbolic Cotangent
- Inverse Hyperbolic Functions
- Inverse Hyperbolic Secant
- Inverse Hyperbolic Sine
- Inverse Hyperbolic Tangent
- Inversely Similar
- Inverse Matrix
- Inverse Points
- Inverse Quadratic Interpolation
- Inverse Scattering Method
- Inverse Secant
- Inverse Semigroup
- Inverse Sine
- Inverse Tangent
- Inverse Trigonometric Functions
- Inversion
- Inversion Center