Delwedd:Archimedean-involute-circle-spirals-comparison.svg
| Disgrifiad |
Comparison of the Archimedean spiral generated by the equations x=θcosθ and y=θsinθ with the Involute of a circle, generated by the equations x=cosθ+θsinθ and y=sinθ-θcosθ (where "θ" is an angle expressed in radians). The Archimedean spiral is shown in red, and corresponds to the values 0 ≤ θ ≤ 8π of the angle parameter, while the Involute of the circle is shown in black, and corresponds to the values 0 ≤ θ ≤ 17π/2 of the angle parameter. The x-axis extends from -25 to +28 and the y-axis from -26.4 to +23.4, and there are tick marks at -20, -10, +10, +20 along the axes. The curves are 1 unit apart at their start points, while they are slightly more than 1.5 (and slightly less than π/2) units apart where they intersect the x-axis for the final time in this plot. |
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| Dyddiad | |||
| Ffynhonnell |
Self-made graphic converted from the following vector PostScript source code: %!
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| Awdur | AnonMoos | ||
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| Dyddiad/Amser | Bawdlun | Hyd a lled | Defnyddiwr | Sylw | |
|---|---|---|---|---|---|
| cyfredol | 15:32, 1 Mai 2012 | | 639 × 600 (101 KB) | wikimediacommons>AnonMoos | Comparison of the Archimedean spiral generated by the equations <tt>x=θcosθ</tt> and <tt>y=θsinθ</tt> with the Involute of a circle, generated by the equations <tt>x=cosθ+θsinθ</tt> and <tt>y=sinθ-θcosθ</tt> (where "θ" is an angle expressed ... |
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