DefinitionAn object is a <CANONICALLY PARAMETERISED HYPERBOLA>if and only if: it is a <HYPERBOLA>; it is a <PARAMETERISED CURVE>; it has the canonical parameterisation for a hyperbola as follows: λ(u) = C + (R1cosh(u)) x + (R2sinh(u)) y As defined in ISO 15926 Part 3 Section 4.5.3.9