A program to build equidistants curve.
Curve is given by the coordinates of points, parametrically or implicitly

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Eqv2.sm (74 КиБ) скачан 129 раз(а).

Construction of parallel curves to a given curve
on the surface by the method A.B.Иванов
http://www.mapleprimes.com/posts/152975-Is-There-Anyone-Interested-In-The-Algorithm#comment200379

Curve, which is given, is the line of intersection of a given surface and the auxiliary surface

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Paralle12.smz (10 КиБ) скачан 108 раз(а).

Variants of equidistant realized in Maple, including a spiral, rolling on a flat curves and curves on surfaces.

https://vk.com/doc242471809_317902338
https://vk.com/doc242471809_317902423
https://vk.com/doc242471809_318166068
https://vk.com/doc242471809_325420725
https://vk.com/doc242471809_318387654
https://vk.com/doc242471809_318413246
https://vk.com/doc242471809_318631384
https://vk.com/doc242471809_319585125
https://vk.com/doc242471809_323502291
https://vk.com/doc242471809_323475039
https://vk.com/doc242471809_326839986
https://vk.com/doc242471809_337748244
https://vk.com/doc242471809_343477990
https://vk.com/doc242471809_343244682
https://vk.com/doc242471809_343068740
https://vk.com/doc242471809_343068414
https://vk.com/doc242471809_343068048
https://vk.com/doc242471809_341981154
https://vk.com/doc242471809_340301415
https://vk.com/doc242471809_339747442
https://vk.com/doc242471809_339325456
https://vk.com/doc242471809_339196723
https://vk.com/doc242471809_339192605
https://vk.com/doc242471809_338645739
https://vk.com/doc242471809_339100828
https://vk.com/doc242471809_337778475
https://vk.com/doc242471809_334742039
https://vk.com/doc242471809_334527602
https://vk.com/doc242471809_333683192
https://vk.com/doc242471809_330688214
https://vk.com/doc242471809_335340765
https://vk.com/doc242471809_330956953
https://vk.com/doc242471809_334963570

If interested, the basic texts of the expansion .mw can be found at the following links:

http://www.mapleprimes.com/posts/152975-Is-There-Anyone-Interested-In-The-Algorithm
http://www.mapleprimes.com/posts/200527-Draghilevs-Method-Rolling-Without-Slipping--

To obtain equidistant use transformation to polar coordinate or solve quadratic equation
equid.avi (3 МиБ) скачан 58 раз(а).