Abstract
We show the existence of special curves which are ramified coverings of irrational curves with surjective Wahl maps. We also show the failure of a key property of Gaussian maps in positive characteristic, i.e. the Gherardelli's lower bound for the rank of a Gaussian map.
Citation
E. Ballico. C. Keem. "Ramified coverings and Gaussian maps of smooth algebraic curves." Kodai Math. J. 28 (1) 92 - 98, March 2005. https://doi.org/10.2996/kmj/1111588038
Information