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43
questions
Tagged
complex-numbers
×
95
views
2
answers
no
votes
2023-01-05 22:48:32 +0100
dan_fulea
checking whether the polynomial has a rational root
polynomial
roots
change_ring
complex-numbers
rational-number
145
views
1
answer
1
vote
2022-06-16 09:15:08 +0100
slelievre
'TypeError: unable to coerce to a real number' when trying to plot the real component of sqrt(z)
complex_plot
complex-numbers
TypeError
square_root
36
views
no
answers
no
votes
2022-05-11 06:53:45 +0100
Todorova
Complex Numbers, Hermitian matrix
complex-numbers
hermitian
83
views
1
answer
4
votes
2022-04-30 10:25:22 +0100
tmonteil
Evaluation of exp(-I*2*pi/5)^5 fails to reduce to 1
evaluation
exponential
complex-numbers
117
views
1
answer
2
votes
2022-03-26 17:51:59 +0100
FrédéricC
Trouble defining polynomial ring over Gaussian integers
error
complex-numbers
PolynomialRing
version9.4
193
views
2
answers
1
vote
2022-02-28 23:14:21 +0100
Emmanuel Charpentier
Incorrect result for complex integral
definite-integral
complex-numbers
211
views
1
answer
2
votes
2022-02-28 17:22:39 +0100
dsejas
Assume a function is real-valued
complex-numbers
function
assumption
123
views
1
answer
no
votes
2021-12-07 03:28:23 +0100
cav_rt
What does the e in the output mean?
output
input-output
complex-numbers
PolynomialRing
99
views
1
answer
1
vote
2021-08-29 12:17:23 +0100
slelievre
How to radicalize `fraction * I` or `number * N^(± 1/2)`
algebraic_number
complex-numbers
244
views
1
answer
2
votes
2021-05-28 23:17:00 +0100
tmonteil
unique elements in complex numbers list
complex
complex-numbers
list
Unique
Set
127
views
1
answer
no
votes
2021-03-13 20:40:39 +0100
rburing
Fraction must have unit denominator when studying Elliptic Curve over complex field? [closed]
Elliptic-curves
complex-numbers
251
views
1
answer
1
vote
2021-03-13 15:21:44 +0100
slelievre
Coordinates do not define a point on Elliptic Curve over complex field? [closed]
Elliptic-curves
complex-numbers
404
views
1
answer
1
vote
2020-12-27 12:32:07 +0100
slelievre
How to arrange real and imaginary parts of a complex number
complex-numbers
real-part
imaginary-part
239
views
1
answer
1
vote
2020-07-21 17:30:46 +0100
slelievre
Finding all complex nth roots
complex-numbers
181
views
1
answer
no
votes
2020-07-12 11:13:51 +0100
rburing
substitute complex number form in a function
complex-numbers
form
488
views
1
answer
no
votes
2019-12-06 12:37:22 +0100
Emmanuel Charpentier
Equation in complex numbers
complex-numbers
equation
conjugate
1k
views
2
answers
1
vote
2019-07-24 23:49:20 +0100
nbruin
Complex numerical integration: how can it be performed in SageMath?
numerical_integral
complex-numbers
288
views
1
answer
1
vote
2019-01-08 23:15:02 +0100
tmonteil
Quadratic equation with complex coefficients
equation
complex-numbers
231
views
1
answer
1
vote
2018-12-28 20:22:18 +0100
slelievre
Why doesn't assume(x, 'real') exclude complex values when using plot(x^(1/3)) over a negative domain?
assume
plot
complex-numbers
error
444
views
1
answer
1
vote
2018-11-12 19:28:50 +0100
tmonteil
Making a quotient with Gaussian elements
gaussian
rings
complex-numbers
2k
views
2
answers
1
vote
2018-09-11 17:31:17 +0100
Emmanuel Charpentier
Is there a sage command to compute complex numbers?
complex
complex-numbers
411
views
1
answer
1
vote
2018-03-23 18:09:13 +0100
slelievre
How to get a true/false for complex numbers
complex-numbers
2k
views
3
answers
2
votes
2018-01-29 08:14:34 +0100
Sébastien
plots of complex numbers
plot
complex-numbers
230
views
1
answer
1
vote
2018-01-26 14:15:19 +0100
tmonteil
How to get the imaginary and real parts in quadratic extension?
extension-field
complex-numbers
4k
views
1
answer
3
votes
2017-09-01 19:23:29 +0100
slelievre
Partial fraction decomposition over the reals or complex
decomposition
complex-numbers
integration
rational-function
405
views
1
answer
1
vote
2017-08-24 20:23:07 +0100
fidbc
Select list element around a value
complex-numbers
list
rounding
318
views
1
answer
no
votes
2017-07-19 00:32:09 +0100
normvcr
complex norm
complex-numbers
norm
typesetting
88
views
no
answers
no
votes
2017-07-17 22:32:20 +0100
normvcr
typeset complex norm is missing absolute value [closed]
complex-numbers
norm
typesetting
253
views
1
answer
1
vote
2016-10-19 23:05:39 +0100
paulmasson
Why region_plot dont work with absolute value of complex numbers?
complex-numbers
region_plot
560
views
1
answer
1
vote
2016-08-20 16:44:38 +0100
tmonteil
Should I use numpy and cython for complex numbers?
complex-numbers
complex
1
2
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