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Watt's linkage
作者:
Professor McCarthy
This is an example of Watt's straight-line linkage. The point between the moving pivots traces an approximate straight-line.
GeoGebra
新资源
Poorly Drawn Parallelograms 2
Explore the invariant lines of matrix {{-2,5},{6,-9}}
Variation Theory Parallelogram Proofs
Tutorial: Zip command
Exploring the Derivative of a Quadratic Function
发现资源
Hyperbole
trostrana_prizma_eng
circumenter & incenter
Pythagorean Theorem
Vektor ruumis
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