2022/12/05 by Pervova, Ekaterina · 1 citation
#46A19 #53-02 (secondary) #53C15 (primary) #Differential Geometry (math.DG) #FOS: Mathematics
paper · doi:10.48550/arxiv.2212.02297
We discuss the question when a finite-dimensional diffeological vector space is, or turns out not to be, the coproduct of its subspaces in the category of diffeological vector spaces, after reviewing the same question in some other categories, where however it is limited to infinite dimension.