3 papers
math.HO2020
Georg Mohr's "Euclides Danicus" -- Preliminary Version
Ricardo Bianconi
We present here a preliminary version of a translation with comments of Georg Mohr's book "Euclides Danicus", where the first proof of Mohr-Mascheroni Theorem appeared in 1672, 125…
math.LO2019
On Whitney embedding of o-minimal manifolds
Ricardo Bianconi, Rodrigo Figueiredo, Robson A. Figueiredo
We prove a definable version of the Whitney embedding theorem for abstract-definable manifolds with , namely: every abstract-definable $\mathcal{C}^…
math.OA2006
Vanishing of the cyclic cohomology of infinite von Neumann algebras
Ricardo Bianconi
We prove that if A is an infinite von Neumann algebra (i. e., the identity can be decomposed as a sum of a sequence of pairwise disjoint projections, all equivalent to the identity…