Here we give an example of a Banach space V such that all the degree ≥ 2 hypersurfaces of P(V) are singular.
@article{urn:eudml:doc:38753, title = {An example of a Banach space V such that all the degree $\geq$ 2 hypersurfaces of P(V) are singular.}, journal = {Extracta Mathematicae}, volume = {19}, year = {2004}, pages = {317-318}, zbl = {1078.32015}, mrnumber = {MR2135828}, language = {en}, url = {http://dml.mathdoc.fr/item/urn:eudml:doc:38753} }
Ballico, Edoardo. An example of a Banach space V such that all the degree ≥ 2 hypersurfaces of P(V) are singular.. Extracta Mathematicae, Tome 19 (2004) pp. 317-318. http://gdmltest.u-ga.fr/item/urn:eudml:doc:38753/