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karma
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Registered User
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2017-11-19 13:35:20 -0500
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2020-09-15 08:58:04 -0500
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2017-11-23 03:27:09 -0500
B r u n o
How can I compose 2 power series in one variable with their compositional inverse get a power series in two variables?
PowerSeries
reverse
reversion
composition
70
views
1
answer
1
vote
2020-04-24 01:21:20 -0500
FrédéricC
How to base change from a PolynomialRing to that Ring with one variable evaluated, i.e., from Q[x,y] to Q[x,y]/(x=0) = Q[y]?
LaurentSeries
PolynomialRing
quotient
QuotientRing
quotient_ring
243
views
2
answers
1
vote
2017-12-07 13:07:49 -0500
dan_fulea
How to truncate a power series in two variables?
recursive
PowerSeries
truncated
50
views
1
answer
1
vote
2020-04-19 00:55:32 -0500
FrédéricC
Why is sage not recognizing symmetric polynomials as symmetric?
SymmetricFunctions
TypeError
63
views
1
answer
1
vote
2019-11-05 01:52:45 -0500
Emmanuel Charpentier
Having trouble importing the lazy_laurent_series module
LaurentSeries
rings
import
48
views
1
answer
1
vote
2020-09-14 04:50:56 -0500
FrédéricC
How to implement Hensel's Lemma recursion?
recursion
hensel
TruncatedPowerSeries
61
views
1
answer
1
vote
2017-12-06 01:45:08 -0500
slelievre
How can I recurse a power series in two variables?
PowerSeries
composition
146
views
1
answer
no
votes
2017-12-06 04:33:38 -0500
vdelecroix
How do I code a Laurent Series with variable coefficients?
LaurentPolynomial
LaurentSeries
polynomial
coefficients
343
views
1
answer
no
votes
2017-11-22 15:28:11 -0500
dan_fulea
How can I take a fractional power and a power series inverse?
LaurentPolynomial
LaurentSeries
fractional
43
views
no
answers
no
votes
2019-11-22 22:41:21 -0500
masseygirl
How to count rational points of a curve defined as an intersection of two zero sets? [deleted]
curve
intersection
count
extension-field
0
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2
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2
0
26
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How can I compose 2 power series in one variable with their compositional inverse get a power series in two variables?
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