7 citations · 14 across the 10 of their papers we have counts for
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math.FA2018
On Characterizations of Metric Regularity of Multi-valued Maps
Milen Ivanov, Nadia Zlateva
We provide a new proof along the lines of the recent book of A. Ioffe of a 1990's result of H. Frankowska showing that metric regularity of a multi-valued map can be characterized…
math.FA2018★ 3 cited
A simple case within Nash-Moser-Ekeland theory
Milen Ivanov, Nadia Zlateva
We present simple and direct proof to an important case of Nash-Moser-Ekeland theorem.
math.FA2018★ 7 cited
Surjectivity in Fréchet spaces
Milen Ivanov, Nadia Zlateva
We prove surjectivity result in Fréchet spaces of Nash-Moser type. That is, with uniform estimates over all semimorms. Our method works for functions which are only continuous and…