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20012009
most citedTwistor theory and the four-dimensional Quantum Hall effect of Zhang and Hu

18 citations · 40 across the 9 of their papers we have counts for

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Showing 2003 · math.DGShow all

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math.DG2003

3-dimensional Cauchy-Riemann structures and 2nd order ordinary differential equations

Pawel Nurowski, George A J Sparling

The equivalence problem for second order ODEs given modulo point transformations is solved in full analogy with the equivalence problem of nondegenerate 3-dimensional CR structures…