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15
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Multiplication of a power series and a finite-order polynomial

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#summation #power-series #convolution #formal-power-series
55
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Proof that ring of formal Dirichlet series is isomorphic to a ring of formal power series over countably many variables

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#abstract-algebra #dirichlet-series #formal-power-series
54
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The multiplication '$*$' of the ring $W(K)=1+tK[[t]]$ in C.Weibel's 'The K-book'

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#abstract-algebra #formal-power-series #algebraic-k-theory #lambda-rings
164
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Tensor of ring of formal power series and a field

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#algebraic-geometry #commutative-algebra #field-theory #extension-field #formal-power-series
67
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In $V[[z]]$, why is it allowed to separate Taylor series to infinite sum of "smaller" sums?

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#abstract-algebra #power-series #formal-power-series
182
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Does $\bigcap^{\infty}_{k=0} (I + (X^k)) = I$ hold in a ring of formal power series?

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#abstract-algebra #ring-theory #commutative-algebra #ideals #formal-power-series
57
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Exponential of derivation of commutative associative algebra

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#abstract-algebra #formal-power-series
63
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Proving convergence theorem on power series

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#sequences-and-series #taylor-expansion #power-series #divergent-series #formal-power-series
72
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Does it make sense to think about formal power series where the coefficients belong to a Ring?

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#polynomials #ring-theory #legendre-polynomials #formal-power-series
32
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Automorphism of power series and Jacobian matrix

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#abstract-algebra #algebraic-geometry #reference-request #formal-power-series
107
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Power Series with non integer exponent

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#combinatorics #power-series #exponentiation #formal-power-series
28
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How to show that $\mathbb{C} ((z))((w))$ is a field

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#abstract-algebra #power-series #formal-power-series
52
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Formal Power Series for Recursion where Successor is Linear Combination of all Predecessors

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#combinatorics #recursion #fibonacci-numbers #catalan-numbers #formal-power-series
87
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Help solving a partial differential equation in queuing theory

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#partial-differential-equations #problem-solving #queueing-theory #formal-power-series #z-transform
48
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Check the associativity of formal series

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#combinatorics #power-series #formal-power-series

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