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2 votes

Solving a functional equation

Fact: if you can recover $(f,g)$ from the collection $(h_v)_{v\in V}$ then it must be the unique solution to your problem. The case $h_v=0$ leads to a lot of non-uniqueness. Otherwise, there is only …
Loïc Teyssier's user avatar
6 votes
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Linearizing a power series by conjugation

You may find useful information in a recent article by D. Sauzin and al. "Explicit linearization of one-dimensional germs through tree-expansions" here, where they use "mould calculus" (introduced by …
Loïc Teyssier's user avatar