Question

Explicit formula for the Lagrange inversion coefficients

score 88 · Answer 1 · 2021-06-24 15:16:27

88

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Explicit formula for the Lagrange inversion coefficients

Published on 24 Jun 2021 - 15:16

score 830 · Answer 2 · 2021-06-24 15:18:35

830

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What are significant differences between polynomial rings and the ring of formal power series?

Published on 24 Jun 2021 - 15:18

score 74 · Answer 3 · 2021-07-10 17:40:47

74

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Show that each term of a composition of formal power series $A(B(q))$ is computed in finitely many steps if $b_0 = 0$

Published on 10 Jul 2021 - 17:40

score 189 · Answer 4 · 2021-07-11 14:14:36

189

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Notation of Formal Power Series

Published on 11 Jul 2021 - 14:14

score 103 · Answer 5 · 2021-07-15 11:16:10

103

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"Polynomial Division" when coefficients are formal power series?

Published on 15 Jul 2021 - 11:16

score 31 · Answer 6 · 2021-07-19 21:26:21

31

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Equality between two different forms of the zeta function of a variety over a finite field

Published on 19 Jul 2021 - 21:26

score 57 · Answer 7 · 2026-03-26 00:53:40

57

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Computation of the convergence radius of special power series

Published on 26 Mar 2026 - 0:53

score 103 · Answer 8 · 2021-08-03 13:34:20

103

Views

Defining an infinite product on formal power series

Published on 03 Aug 2021 - 13:34

score 135 · Answer 9 · 2021-08-05 08:36:43

135

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Exercise about $\sum_{n=1}^{\infty}\frac{e^{-nx}}{n+1}$

Published on 05 Aug 2021 - 8:36

score 144 · Answer 10 · 2021-08-16 10:07:03

144

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Fractional exponent for formal power series over an arbitrary ring

Published on 16 Aug 2021 - 10:07

score 110 · Answer 11 · 2026-03-21 23:52:49

110

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Special case where $I\subseteq J$ implies $R/J\subseteq R/I$ seems to hold

Published on 21 Mar 2026 - 23:52

score 131 · Answer 12 · 2021-08-18 02:45:31

131

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A smooth monotone increasing function $g:\mathbb R^+\to\mathbb R^+$ satisfying $g(g(x))=4 x^2+x$ (half-iterate)

Published on 18 Aug 2021 - 2:45

score 205 · Answer 13 · 2021-08-18 18:15:35

205

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Replacing ideal generators in $R[[X]]$ by polynomials

Published on 18 Aug 2021 - 18:15

score 1k · Answer 14 · 2021-08-20 18:58:03

1k

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Difference between generating functions and formal power series

Published on 20 Aug 2021 - 18:58

score 103 · Answer 15 · 2021-08-29 17:19:18

103

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Division in the ring of formal power series

Published on 29 Aug 2021 - 17:19

List Question

Explicit formula for the Lagrange inversion coefficients

What are significant differences between polynomial rings and the ring of formal power series?

Show that each term of a composition of formal power series $A(B(q))$ is computed in finitely many steps if $b_0 = 0$

Notation of Formal Power Series

"Polynomial Division" when coefficients are formal power series?

Equality between two different forms of the zeta function of a variety over a finite field

Computation of the convergence radius of special power series

Defining an infinite product on formal power series

Exercise about $\sum_{n=1}^{\infty}\frac{e^{-nx}}{n+1}$

Fractional exponent for formal power series over an arbitrary ring

Special case where $I\subseteq J$ implies $R/J\subseteq R/I$ seems to hold

A smooth monotone increasing function $g:\mathbb R^+\to\mathbb R^+$ satisfying $g(g(x))=4 x^2+x$ (half-iterate)

Replacing ideal generators in $R[[X]]$ by polynomials

Difference between generating functions and formal power series

Division in the ring of formal power series

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