Proposition: [i]To construct a trammel.[/i]
A working model.
Of particular interest to me here was a correct [i]construction.[/i] A trammel is operated by a handle.
...Yes?
[b]Notes:[/b]
Archimedes is not known to have invented such a machine (wikipedia).
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3D model constructed following Sonom's worksheet:
[url]http://www.geogebratube.org/material/show/id/60328[/url]
