Re: mystery curve

2001-02-12 Thread John Davis
Hi all, While researching the BSS Glossary, I looked up the term "Lemniscate" in a mathematics dictionary. This is the term used, I believe, for the analemma in the Latin countries, and originally meant "ribbon-like". According to the dictionary, in English the lemniscate curve is similar

Re: mystery curve

2001-02-12 Thread Chris Lusby Taylor
Road design uses cubic spline curves, which have the properties that they can be made to pass smoothly through any desired set of points, yet the radius of curvature has no discontinuities. This means that you never have to make a sudden change to the position of the steering wheel in order to