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May 2, 2023 at 15:03 comment added Iosif Pinelis @DieterKadelka : Wikipedia gives $C_0$ as the principal version, and about the $C_c$ version it says "It is also not uncommon". But again, this is just a choice of terminology.
May 2, 2023 at 14:56 comment added Iosif Pinelis @DieterKadelka : I saw that in a couple of places. But what does it matter now?
May 2, 2023 at 14:33 comment added Dieter Kadelka By the way, do you have a link where the vague topology is defined by $C_0$ test functions. I only know the definition as in Kallenberg, Topsoe, ...
May 2, 2023 at 14:06 vote accept Fractional analysics
May 2, 2023 at 14:03 comment added Iosif Pinelis @DieterKadelka : Yes, he does, but I think most other people do not. Anyhow, now we have an answer for both versions of the vague convergence.
May 2, 2023 at 14:01 history edited Iosif Pinelis CC BY-SA 4.0
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May 2, 2023 at 13:27 comment added Dieter Kadelka Kallenberg explicitely demands test functions with compact support.
May 2, 2023 at 13:24 comment added Iosif Pinelis @DieterKadelka : No, it does not, and it does not have to, according to the definition of the vague convergence, which involves $C_0$, the space of continuous functions small (but not necessarily $0$) outside some compact sets.
May 2, 2023 at 13:03 comment added Dieter Kadelka $f$ doesn't have compact support.
May 2, 2023 at 12:56 history answered Iosif Pinelis CC BY-SA 4.0