![Trigonometric functions / Trigonometry / Helix / Alpha helix / Triangle / Pi helix / Geometry / Helices / Coordinate systems Trigonometric functions / Trigonometry / Helix / Alpha helix / Triangle / Pi helix / Geometry / Helices / Coordinate systems](https://www.pdfsearch.io/img/c7e1ca19e250541965bc90fb2bf6ad61.jpg) Date: 2013-08-12 13:47:18Trigonometric functions Trigonometry Helix Alpha helix Triangle Pi helix Geometry Helices Coordinate systems | | An Invariance Theorem for Helices Tom Verhoeff February 2011, Updated August 2013 Definitions Helix H(ψ, φ) is defined by the helix turtle program (see [1, 2]) with unit step, roll angle ψ, and turn angle φ, that is,Add to Reading ListSource URL: www.win.tue.nlDownload Document from Source Website File Size: 933,38 KBShare Document on Facebook
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