A Note on the Measure of Solvability
Tom 52 / 2004
Bulletin Polish Acad. Sci. Math. 52 (2004), 179-183
MSC: 47H09, 47H10.
DOI: 10.4064/ba52-2-8
Streszczenie
Let $X$ be an infinite-dimensional Banach space. The measure of solvability $\nu (I)$ of the identity operator $I$ is equal to 1.