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Differentials debugging output
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===================== | |
=== Differentials === | |
===================== | |
- singular point - | |
(0, 0, 1) | |
g: | |
x^4 + x^2*y^2 + (-2)*x^2*y - x*y^2 + y^2 | |
P: | |
c_1_0*x + c_0_1*y + c_0_0 | |
-integral basis- | |
[1, (x^2*y - x*y + y)/x^2] | |
r = c_0_1*x + c_1_0*y + c_0_0 | |
denom = 1 | |
mult = 0 | |
[c_0_1, c_1_0, c_0_0] | |
[x, y, 1] | |
bi: 1 | |
conds: [] | |
r = c_1_0*x*y^3 + (-c_0_1)*y^4 + (c_0_0 + 2*c_0_1 - c_1_0)*x*y^2 + (-c_0_0 + c_1_0)*x*y + c_0_0*x | |
denom = x^2 | |
mult = 2 | |
[c_1_0, -c_0_1, c_0_0 + 2*c_0_1 - c_1_0, -c_0_0 + c_1_0, c_0_0] | |
[x*y^3, y^4, x*y^2, x*y, x] | |
bi: (x^2*y - x*y + y)/x^2 | |
conds: [c_1_0, -c_0_1, c_0_0 + 2*c_0_1 - c_1_0, -c_0_0 + c_1_0, c_0_0] | |
- singular point - | |
(0, 1, 0) | |
g: | |
x^4 + (-2)*x^2*z + x^2 - x*z + z^2 | |
P: | |
c_1_0*x + c_0_0*z + c_0_1 | |
-integral basis- | |
[1, z/x] | |
r = c_0_0*x + c_1_0*z + c_0_1 | |
denom = 1 | |
mult = 0 | |
[c_0_0, c_1_0, c_0_1] | |
[x, z, 1] | |
bi: 1 | |
conds: [] | |
r = c_0_0*x^2 + c_1_0*x*z + c_0_1*x | |
denom = x | |
mult = 1 | |
[c_0_0, c_1_0, c_0_1] | |
[x^2, x*z, x] | |
bi: z/x | |
conds: [] | |
...done. | |
Computing differential numerators... | |
===================== | |
=== Differentials === | |
===================== | |
- singular point - | |
(0, 0, 1) | |
g: | |
-x^7 + 2*x^3*y + y^3 | |
P: | |
c_4_0*x^4 + c_3_1*x^3*y + c_2_2*x^2*y^2 + c_1_3*x*y^3 + c_0_4*y^4 + c_3_0*x^3 + c_2_1*x^2*y + c_1_2*x*y^2 + c_0_3*y^3 + c_2_0*x^2 + c_1_1*x*y + c_0_2*y^2 + c_1_0*x + c_0_1*y + c_0_0 | |
-integral basis- | |
[1, y/x, y^2/x^3] | |
r = c_0_4*x^4 + c_1_3*x^3*y + c_2_2*x^2*y^2 + c_3_1*x*y^3 + c_4_0*y^4 + c_0_3*x^3 + c_1_2*x^2*y + c_2_1*x*y^2 + c_3_0*y^3 + c_0_2*x^2 + c_1_1*x*y + c_2_0*y^2 + c_0_1*x + c_1_0*y + c_0_0 | |
denom = 1 | |
mult = 0 | |
[c_0_4, c_1_3, c_2_2, c_3_1, c_4_0, c_0_3, c_1_2, c_2_1, c_3_0, c_0_2, c_1_1, c_2_0, c_0_1, c_1_0, c_0_0] | |
[x^4, x^3*y, x^2*y^2, x*y^3, y^4, x^3, x^2*y, x*y^2, y^3, x^2, x*y, y^2, x, y, 1] | |
bi: 1 | |
conds: [] | |
r = c_0_4*x^5 + c_1_3*x^4*y + c_2_2*x^3*y^2 + c_3_1*x^2*y^3 + c_4_0*x*y^4 + c_0_3*x^4 + c_1_2*x^3*y + c_2_1*x^2*y^2 + c_3_0*x*y^3 + c_0_2*x^3 + c_1_1*x^2*y + c_2_0*x*y^2 + c_0_1*x^2 + c_1_0*x*y + c_0_0*x | |
denom = x | |
mult = 1 | |
[c_0_4, c_1_3, c_2_2, c_3_1, c_4_0, c_0_3, c_1_2, c_2_1, c_3_0, c_0_2, c_1_1, c_2_0, c_0_1, c_1_0, c_0_0] | |
[x^5, x^4*y, x^3*y^2, x^2*y^3, x*y^4, x^4, x^3*y, x^2*y^2, x*y^3, x^3, x^2*y, x*y^2, x^2, x*y, x] | |
bi: y/x | |
conds: [] | |
r = c_0_4*x^6 + c_1_3*x^5*y + c_2_2*x^4*y^2 + c_3_1*x^3*y^3 + c_4_0*x^2*y^4 + c_0_3*x^5 + c_1_2*x^4*y + c_2_1*x^3*y^2 + c_3_0*x^2*y^3 + c_0_2*x^4 + c_1_1*x^3*y + c_2_0*x^2*y^2 + c_0_1*x^3 + c_1_0*x^2*y + c_0_0*x^2 | |
denom = x^3 | |
mult = 3 | |
[c_0_4, c_1_3, c_2_2, c_3_1, c_4_0, c_0_3, c_1_2, c_2_1, c_3_0, c_0_2, c_1_1, c_2_0, c_0_1, c_1_0, c_0_0] | |
[x^6, x^5*y, x^4*y^2, x^3*y^3, x^2*y^4, x^5, x^4*y, x^3*y^2, x^2*y^3, x^4, x^3*y, x^2*y^2, x^3, x^2*y, x^2] | |
bi: y^2/x^3 | |
conds: [c_4_0, c_3_0, c_2_0, c_1_0, c_0_0] | |
- singular point - | |
(0, 1, 0) | |
g: | |
-x^7 + 2*x^3*z^3 + z^4 | |
P: | |
c_4_0*x^4 + c_3_0*x^3*z + c_2_0*x^2*z^2 + c_1_0*x*z^3 + c_0_0*z^4 + c_3_1*x^3 + c_2_1*x^2*z + c_1_1*x*z^2 + c_0_1*z^3 + c_2_2*x^2 + c_1_2*x*z + c_0_2*z^2 + c_1_3*x + c_0_3*z + c_0_4 | |
-integral basis- | |
[1, z/x, z^2/x^3, z^3/x^5] | |
r = c_0_0*x^4 + c_1_0*x^3*z + c_2_0*x^2*z^2 + c_3_0*x*z^3 + c_4_0*z^4 + c_0_1*x^3 + c_1_1*x^2*z + c_2_1*x*z^2 + c_3_1*z^3 + c_0_2*x^2 + c_1_2*x*z + c_2_2*z^2 + c_0_3*x + c_1_3*z + c_0_4 | |
denom = 1 | |
mult = 0 | |
[c_0_0, c_1_0, c_2_0, c_3_0, c_4_0, c_0_1, c_1_1, c_2_1, c_3_1, c_0_2, c_1_2, c_2_2, c_0_3, c_1_3, c_0_4] | |
[x^4, x^3*z, x^2*z^2, x*z^3, z^4, x^3, x^2*z, x*z^2, z^3, x^2, x*z, z^2, x, z, 1] | |
bi: 1 | |
conds: [] | |
r = c_0_0*x^5 + c_1_0*x^4*z + c_2_0*x^3*z^2 + c_3_0*x^2*z^3 + c_4_0*x*z^4 + c_0_1*x^4 + c_1_1*x^3*z + c_2_1*x^2*z^2 + c_3_1*x*z^3 + c_0_2*x^3 + c_1_2*x^2*z + c_2_2*x*z^2 + c_0_3*x^2 + c_1_3*x*z + c_0_4*x | |
denom = x | |
mult = 1 | |
[c_0_0, c_1_0, c_2_0, c_3_0, c_4_0, c_0_1, c_1_1, c_2_1, c_3_1, c_0_2, c_1_2, c_2_2, c_0_3, c_1_3, c_0_4] | |
[x^5, x^4*z, x^3*z^2, x^2*z^3, x*z^4, x^4, x^3*z, x^2*z^2, x*z^3, x^3, x^2*z, x*z^2, x^2, x*z, x] | |
bi: z/x | |
conds: [] | |
r = c_0_0*x^6 + c_1_0*x^5*z + c_2_0*x^4*z^2 + c_3_0*x^3*z^3 + c_4_0*x^2*z^4 + c_0_1*x^5 + c_1_1*x^4*z + c_2_1*x^3*z^2 + c_3_1*x^2*z^3 + c_0_2*x^4 + c_1_2*x^3*z + c_2_2*x^2*z^2 + c_0_3*x^3 + c_1_3*x^2*z + c_0_4*x^2 | |
denom = x^3 | |
mult = 3 | |
[c_0_0, c_1_0, c_2_0, c_3_0, c_4_0, c_0_1, c_1_1, c_2_1, c_3_1, c_0_2, c_1_2, c_2_2, c_0_3, c_1_3, c_0_4] | |
[x^6, x^5*z, x^4*z^2, x^3*z^3, x^2*z^4, x^5, x^4*z, x^3*z^2, x^2*z^3, x^4, x^3*z, x^2*z^2, x^3, x^2*z, x^2] | |
bi: z^2/x^3 | |
conds: [c_4_0, c_3_1, c_2_2, c_1_3, c_0_4] | |
r = c_0_0*x^7 + c_1_0*x^6*z + c_2_0*x^5*z^2 + c_3_0*x^4*z^3 + c_4_0*x^3*z^4 + c_0_1*x^6 + c_1_1*x^5*z + c_2_1*x^4*z^2 + c_3_1*x^3*z^3 + c_0_2*x^5 + c_1_2*x^4*z + c_2_2*x^3*z^2 + c_0_3*x^4 + c_1_3*x^3*z + c_0_4*x^3 | |
denom = x^5 | |
mult = 5 | |
[c_0_0, c_1_0, c_2_0, c_3_0, c_4_0, c_0_1, c_1_1, c_2_1, c_3_1, c_0_2, c_1_2, c_2_2, c_0_3, c_1_3, c_0_4] | |
[x^7, x^6*z, x^5*z^2, x^4*z^3, x^3*z^4, x^6, x^5*z, x^4*z^2, x^3*z^3, x^5, x^4*z, x^3*z^2, x^4, x^3*z, x^3] | |
bi: z^3/x^5 | |
conds: [c_3_0, c_4_0, c_2_1, c_3_1, c_1_2, c_2_2, c_0_3, c_1_3, c_0_4] | |
...done. | |
Computing differential numerators... | |
===================== | |
=== Differentials === | |
===================== | |
- singular point - | |
(0, 0, 1) | |
g: | |
x^3 - x^2 + y^2 | |
P: | |
c_0_0 | |
-integral basis- | |
[1, y/x] | |
r = c_0_0 | |
denom = 1 | |
mult = 0 | |
[c_0_0] | |
[1] | |
bi: 1 | |
conds: [] | |
r = c_0_0*x | |
denom = x | |
mult = 1 | |
[c_0_0] | |
[x] | |
bi: y/x | |
conds: [] | |
Traceback (most recent call last): | |
File "foo.py", line 30, in <module> | |
nums = differentials_numerators(f) | |
File "/Users/cswiercz/abelfunctions/abelfunctions/differentials.py", line 227, in differentials_numerators | |
P_reduced = P(T(x),T(y)).reduce(ideal) | |
File "/Users/cswiercz/sage-6.8/local/lib/python2.7/site-packages/sage/rings/polynomial/multi_polynomial_element.py", line 1846, in reduce | |
if P.monomial_divides(gilm, plm): | |
File "/Users/cswiercz/sage-6.8/local/lib/python2.7/site-packages/sage/rings/polynomial/multi_polynomial_ring.py", line 810, in monomial_divides | |
raise ZeroDivisionError | |
ZeroDivisionError |
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