Abstract
In this work a mistake in the paper is corrected. There is also a new proof of the main theorem which classifies the non-degenerate affine surfaces in R 4 having planar geodesics with respect to the affine metric.
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Reference
L. Vrancken, Affine surfaces whose geodesics are planar curves, Proc. Amer. Math. Soc., 123 (1995), 3851–3854.
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Acta Math. Hungar., 105 (2004), 313–320.
The online version of the original article can be found at http://dx.doi.org/10.1023/B:AMHU.0000049282.93475.00
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Witowicz, P. Erratum to “Affine surfaces in R4 with planar geodesics with respect to the affine metric”. Acta Math Hung 115, 177–181 (2007). https://doi.org/10.1007/s10474-007-6124-4
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DOI: https://doi.org/10.1007/s10474-007-6124-4