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The logarithmic spiral is plotted with the origin in red. It can be expressed in polar coordinates as ... or parametrically as: ... , ... . Each small black point represents the spiral's point ... for a different angle ... . Specifically, 80 black points are plotted for each completed round ( ... ). The big black point represents the "initial point" corresponding to ... . The big blue point highlights the point for the specific angle selected with the control. Select "fixed axes" to restrict the range of ... in the plot to ... . Without "fixed axes", the same spiral can be seen resized; the unit line segment along the ... axis shows the scale.
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