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tanh-sinh: better approximation of initial h #2

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nschloe opened this issue May 17, 2020 · 0 comments
Open

tanh-sinh: better approximation of initial h #2

nschloe opened this issue May 17, 2020 · 0 comments

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@nschloe
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nschloe commented May 17, 2020

Right now, the basis for the approximation is the approximated representation of j (with lambertw). One might however also also be able to take the fully accurate cosh-representation of j as a basis. A Newton-iteration is done anyways.
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