Nonexistence of Curvature in Most Points of Most Convex Surfaces.
Nearly All Convex Bodies Are Smooth and Strictly Convex.
On the Line-connectivity of Line-graphs.
Typical Convex Curves on Convex Surfaces.
The Curvature of Most Convex Surfaces Vanishes Almost Everywhwere.
Points of infinitely many normals to convex surfaces.
Many Endpoints and Few Interior Points of Geodesics.
Fixed Point and Contraction Theorems in Metric Spaces.
Fixpunkt- und Kontraktionssätze in metrischen Räumen (Fixed Point and Contraction Theorems in Metric Spaces) (Short Communication)
Typical starshaped sets.
Long geodesics on convex surfaces.
On longest paths and circuits in graphs.
Area contractions in the plane
On -path hamiltonian graphs and line-graphs
Generalizations of Banach's fixed point theorem
Questa Nota contiene alcune generalizzazioni del Teorema di Banach sul punto unito, generalizzazioni relative al caso che per ogni m punti si sappia soltanto che vengono contratte almeno k delle loro coppie, m e k essendo numeri fissi, con .
A theorem on fixed points
In questa Nota vengono ampliati alcuni teoremi sulla presenza di un unico elemento unito in trasformazioni di spazi metrici generalizzati in se stessi.
The Dimension Print of Most Convex Surfaces.
Extending Stechkin's theorem and beyond.
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