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The cross-ratio group of 120 quadratic cremona transformations of the plane → Diff

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Revision 1 by WorkBot December 11, 2009
Revision 2 by Tom Morris December 19, 2024
authors
0 /authors/OL5055137A - history /authors/OL5055137A 0 Herbert Ellsworth Slaught - history /authors/OL2385485A