Returned 60 matches (100 formulae, 87 docs)
    Lookup 177.891 ms, Re-ranking 257.777 ms
    Found 796441 tuple postings, 125360 formulae, 20414 documents
[ formulas ] [ documents ] [ documents-by-formula ]

Doc 1
1.0000
0.0000
7.0000
8.1888
testing/NTCIR12_MathIR_WikiCorpus_v2.1.0/MathTagArticles/wpmath0000001/Articles/Quadratic_equation.html
a x 2 + b x + c = 0
a x 2 + b x + c = 0
a x 2 + b x + c = 0.
x 2 + p x + q = 0 ,
4.16130 x 2 + 9.15933 x - 11.4207 = 0
a x 2 + b x ± c = 0 ,
a x 2 + b x + c
x 2 + b x + c
p x + q = 0
r x + s = 0

Doc 2
1.0000
0.0000
7.0000
6.5776
testing/NTCIR12_MathIR_WikiCorpus_v2.1.0/MathTagArticles/wpmath0000002/Articles/Monic_polynomial.html
2 x 2 + 3 x + 1 = 0
2 x 2 + 3 x + 1 = 0
a x 2 + b x + c = 0
x 2 + 5 x + 6 = 0
x 2 + 7 x + 8 = 0
x 2 + p x + q = 0
x 2 + 3 2 x + 1 2 = 0.

Doc 3
1.0000
0.0000
7.0000
5.0965
testing/NTCIR12_MathIR_WikiCorpus_v2.1.0/MathTagArticles/wpmath0000007/Articles/Bring_radical.html
x 5 + c 2 x 2 + c 1 x + c 0 = 0
x 5 + d 1 x + d 0 = 0
x 5 + d 1 x + d 0 = 0
x 5 + x + a = 0
x 5 - x + a = 0
x 5 - x + a = 0
x N - x + t = 0

Doc 4
1.0000
0.0000
7.0000
4.0000
testing/NTCIR12_MathIR_WikiCorpus_v2.1.0/MathTagArticles/wpmath0000002/Articles/Cubic_function.html
x 3 + b x 2 + c x + d = 0
x 3 + b x 2 + c x + d = 0
a x 3 + b x 2 + c x + d = 0
a x 3 + b x 2 + c x + d = 0

Doc 5
1.0000
0.0000
7.0000
3.1986
testing/NTCIR12_MathIR_WikiCorpus_v2.1.0/MathTagArticles/wpmath0000001/Articles/Elementary_algebra.html
a x 2 + b x + c = 0
x 2 + p x + q = 0
x 2 + 3 x - 10 = 0 ,
x 2 + x + 1 = 0

Doc 6
1.0000
0.0000
7.0000
2.5775
testing/NTCIR12_MathIR_WikiCorpus_v2.1.0/MathTagArticles/wpmath0000002/Articles/Quadratic_function.html
a x 2 + b x + c = 0
a x 2 + b x + c ,
a x 2 + b x + c
Doc 7
1.0000
0.0000
7.0000
2.0000
testing/NTCIR12_MathIR_WikiCorpus_v2.1.0/MathTagArticles/wpmath0000012/Articles/Algebra.html
a x 2 + b x + c = 0
a x 2 + b x + c = 0 ,

Doc 8
1.0000
0.0000
7.0000
2.0000
testing/NTCIR12_MathIR_WikiCorpus_v2.1.0/MathTagArticles/wpmath0000007/Articles/Sridhara.html
a x 2 + b x + c = 0
a x 2 + b x + c = 0

Doc 9
1.0000
0.0000
7.0000
1.0000
testing/NTCIR12_MathIR_WikiCorpus_v2.1.0/MathTagArticles/wpmath0000008/Articles/Help:Displaying_a_formula.html
a x 2 + b x + c = 0

Doc 10
1.0000
0.0000
7.0000
1.0000
testing/NTCIR12_MathIR_WikiCorpus_v2.1.0/MathTagArticles/wpmath0000002/Articles/Quartic_function.html
x 4 + p x 2 + q x + r = 0

Doc 11
1.0000
0.0000
7.0000
1.0000
testing/NTCIR12_MathIR_WikiCorpus_v2.1.0/MathTagArticles/wpmath0000004/Articles/Periodic_points_of_complex_quadratic_mappings.html
A x 2 + B x + C = 0

Doc 12
1.0000
0.0000
7.0000
1.0000
testing/NTCIR12_MathIR_WikiCorpus_v2.1.0/MathTagArticles/wpmath0000002/Articles/Loss_of_significance.html
a x 2 + b x + c = 0

Doc 13
1.0000
0.0000
7.0000
1.0000
testing/NTCIR12_MathIR_WikiCorpus_v2.1.0/MathTagArticles/wpmath0000005/Articles/Algebraic_solution.html
a x 2 + b x + c = 0

Doc 14
1.0000
0.0000
7.0000
1.0000
testing/NTCIR12_MathIR_WikiCorpus_v2.1.0/MathTagArticles/wpmath0000009/Articles/Casus_irreducibilis.html
a x 3 + b x 2 + c x + d = 0

Doc 15
1.0000
0.0000
7.0000
1.0000
testing/NTCIR12_MathIR_WikiCorpus_v2.1.0/MathTagArticles/wpmath0000009/Articles/Periodic_continued_fraction.html
a x 2 + b x + c = 0

Doc 16
1.0000
0.0000
6.0000
2.6831
testing/NTCIR12_MathIR_WikiCorpus_v2.1.0/MathTagArticles/wpmath0000001/Articles/Quadratic_formula.html
a x 2 + b x + c = 0.
x 2 + b a x + c a = 0.
a x 2 + b x + c
Doc 17
1.0000
0.0000
6.0000
1.0000
testing/NTCIR12_MathIR_WikiCorpus_v2.1.0/MathTagArticles/wpmath0000001/Articles/Gerolamo_Cardano.html
a x 3 + b x + c = 0

Doc 18
1.0000
-1.0000
7.0000
3.6832
testing/NTCIR12_MathIR_WikiCorpus_v2.1.0/MathTagArticles/wpmath0000009/Articles/Solving_quadratic_equations_with_continued_fractions.html
a x 2 + b x + c = 0 ,
x 2 + b x + c = 0
x 2 + b x + c = 0
x 2 + b x + c = 0 ( b 0 )

Doc 19
1.0000
-1.0000
7.0000
1.7887
testing/NTCIR12_MathIR_WikiCorpus_v2.1.0/MathTagArticles/wpmath0000007/Articles/Variable_(mathematics).html
a x 3 + b x 2 + c x + d = 0 ,
a x 2 + b x + c ,

Doc 20
1.0000
-1.0000
7.0000
1.0000
testing/NTCIR12_MathIR_WikiCorpus_v2.1.0/MathTagArticles/wpmath0000012/Articles/Portal:Algebra::Selected_article::4.html
a x 2 + b x + c = 0 ,

Doc 21
1.0000
-1.0000
7.0000
1.0000
testing/NTCIR12_MathIR_WikiCorpus_v2.1.0/MathTagArticles/wpmath0000003/Articles/Closed-form_expression.html
a x 2 + b x + c = 0 ,

Doc 22
1.0000
-4.0000
7.0000
2.8811
testing/NTCIR12_MathIR_WikiCorpus_v2.1.0/MathTagArticles/wpmath0000002/Articles/Abel–Ruffini_theorem.html
a x 2 + b x + c = 0 , a 0
x 5 - x 4 - x + 1 = 0
x 5 - x + 1 = 0
x 5 - x + 1 = 0

Doc 23
0.8944
0.0000
7.0000
1.7888
testing/NTCIR12_MathIR_WikiCorpus_v2.1.0/MathTagArticles/wpmath0000009/Articles/History_of_algebra.html
x 2 + p x + q = 0
x 2 + p x + q = 0

Doc 24
0.8944
0.0000
7.0000
1.4713
testing/NTCIR12_MathIR_WikiCorpus_v2.1.0/MathTagArticles/wpmath0000011/Articles/Extraneous_and_missing_solutions.html
x 2 + 4 x + 4 = 0
2 x + 4 = 0

Doc 25
0.8944
0.0000
7.0000
0.8944
testing/NTCIR12_MathIR_WikiCorpus_v2.1.0/MathTagArticles/wpmath0000016/Articles/Draft:Leaving_Certificate_Mathematics_Ordinary_Level.html
x 2 + 2 x + 5 = 0

Doc 26
0.8944
0.0000
6.0000
2.4717
testing/NTCIR12_MathIR_WikiCorpus_v2.1.0/MathTagArticles/wpmath0000002/Articles/Quintic_function.html
x 5 + a x + b = 0
x 5 + a x + b = 0 ,
x 5 + a x 2 + b
Doc 27
0.8944
0.0000
6.0000
0.8944
testing/NTCIR12_MathIR_WikiCorpus_v2.1.0/MathTagArticles/wpmath0000008/Articles/Erland_Samuel_Bring.html
x 5 + p x + q = 0

Doc 28
0.8944
-1.0000
7.0000
5.4152
testing/NTCIR12_MathIR_WikiCorpus_v2.1.0/MathTagArticles/wpmath0000002/Articles/Completing_the_square.html
x 2 + 6 x + 5 = 0 ,
3 x 2 + 12 x + 27
a x 2 + b x + c
a x 2 + b x + c
a x 2 + b x + c
x 2 + 10 x + 28.
x 2 + 6 x + 11

Doc 29
0.8944
-1.0000
6.0000
1.6217
testing/NTCIR12_MathIR_WikiCorpus_v2.1.0/MathTagArticles/wpmath0000006/Articles/Nested_radical.html
x 3 + p x + q = 0 ,
x 3 - 7 x + 6 = 0 ,

Doc 30
0.8944
-1.0000
6.0000
0.8944
testing/NTCIR12_MathIR_WikiCorpus_v2.1.0/MathTagArticles/wpmath0000014/Articles/Jigu_Suanjing.html
x 4 + p x 2 + q = 0

Doc 31
0.8944
-1.0000
6.0000
0.8944
testing/NTCIR12_MathIR_WikiCorpus_v2.1.0/MathTagArticles/wpmath0000014/Articles/Numeric_precision_in_Microsoft_Excel.html
a x 2 + b x + c = 0 .

Doc 32
0.8944
-2.0000
6.0000
0.8944
testing/NTCIR12_MathIR_WikiCorpus_v2.1.0/MathTagArticles/wpmath0000002/Articles/Quadric.html
x Q x T + P x T + R = 0

Doc 33
0.8344
-1.0000
6.0000
1.6689
testing/NTCIR12_MathIR_WikiCorpus_v2.1.0/MathTagArticles/wpmath0000009/Articles/Rod_calculus.html
- x 2 - 680 x + 96000 = 0
- x 4 + 15245 x 2 - 6262506.25 = 0

Doc 34
0.8344
-1.0000
6.0000
1.6232
testing/NTCIR12_MathIR_WikiCorpus_v2.1.0/MathTagArticles/wpmath0000001/Articles/Algebraic_number.html
8 x 3 - 4 x 2 - 4 x + 1 = 0
a x 2 + b x + c

Doc 35
0.8344
-1.0000
6.0000
0.8344
testing/NTCIR12_MathIR_WikiCorpus_v2.1.0/MathTagArticles/wpmath0000013/Articles/Ceyuan_haijing.html
- x 2 - 680 x + 96000 = 0

Doc 36
0.8344
-1.0000
6.0000
0.8344
testing/NTCIR12_MathIR_WikiCorpus_v2.1.0/MathTagArticles/wpmath0000008/Articles/Abū_al-Ḥasan_ibn_ʿAlī_al-Qalaṣādī.html
2 x 3 + 3 x 2 - 4 x + 5 = 0

Doc 37
0.8344
-1.0000
6.0000
0.8344
testing/NTCIR12_MathIR_WikiCorpus_v2.1.0/MathTagArticles/wpmath0000001/Articles/Polynomial.html
3 x 2 + 4 x - 5 = 0

Doc 38
0.8344
-1.0000
6.0000
0.8344
testing/NTCIR12_MathIR_WikiCorpus_v2.1.0/MathTagArticles/wpmath0000001/Articles/Rational_root_theorem.html
3 x 3 - 5 x 2 + 5 x - 2 = 0

Doc 39
0.8344
-1.0000
6.0000
0.8344
testing/NTCIR12_MathIR_WikiCorpus_v2.1.0/MathTagArticles/wpmath0000015/Articles/Calabi_triangle.html
2 x 3 - 2 x 2 - 3 x + 2 = 0

Doc 40
0.8344
-2.0000
6.0000
0.8344
testing/NTCIR12_MathIR_WikiCorpus_v2.1.0/MathTagArticles/wpmath0000004/Articles/Elliptic_partial_differential_equation.html
A x 2 + C y 2 + = 0

Doc 41
0.8344
-2.0000
5.0000
0.8344
testing/NTCIR12_MathIR_WikiCorpus_v2.1.0/MathTagArticles/wpmath0000016/Articles/Mathematical_constants_and_functions.html
: x 4 - 4 x 2 + 2 = 0

Doc 42
0.8344
-2.0000
5.0000
0.8344
testing/NTCIR12_MathIR_WikiCorpus_v2.1.0/MathTagArticles/wpmath0000001/Articles/Number_theory.html
x 5 + ( 11 / 2 ) x 3 - 7 x 2 + 9 = 0

Doc 43
0.7887
0.0000
5.0000
3.9912
testing/NTCIR12_MathIR_WikiCorpus_v2.1.0/MathTagArticles/wpmath0000008/Articles/Palindromic_polynomial.html
( x + 1 ) 2 = x 2 + 2 x + 1
4 x 2 + 4 x + 1
x 2 + 3 x + 1
x 2 + x + 1 = 0
x 2 - x + 1 = 0
x 4 + x 2 + 1 = 0
Doc 44
0.7887
0.0000
5.0000
3.1549
testing/NTCIR12_MathIR_WikiCorpus_v2.1.0/MathTagArticles/wpmath0000001/Articles/Discriminant.html
a x 2 + b x + c
a x 2 + b x + c
a x 2 + b x + c
a x 2 + b x + c

Doc 45
0.7887
0.0000
5.0000
2.9433
testing/NTCIR12_MathIR_WikiCorpus_v2.1.0/MathTagArticles/wpmath0000013/Articles/Yigu_yanduan.html
- 0.96 x 2 + 56.4 x + 1444
- 0.96 x 2 + 56.4 x + 1444
x 2 + 76 x + 1444
x 2 + 76 x + 1444

Doc 46
0.7887
0.0000
5.0000
2.3662
testing/NTCIR12_MathIR_WikiCorpus_v2.1.0/MathTagArticles/wpmath0000015/Articles/Euler_substitution.html
a x 2 + b x + c
a x 2 + b x + c
a x 2 + b x + c
Doc 47
0.7887
0.0000
5.0000
2.3662
testing/NTCIR12_MathIR_WikiCorpus_v2.1.0/MathTagArticles/wpmath0000002/Articles/Factorization.html
6 x 2 + 13 x + 6.
a x 2 + b x + c
a x 2 + b x + c
Doc 48
0.7887
0.0000
5.0000
1.5775
testing/NTCIR12_MathIR_WikiCorpus_v2.1.0/MathTagArticles/wpmath0000001/Articles/MathML.html
a x 2 + b x + c
a x 2 + b x + c

Doc 49
0.7887
0.0000
5.0000
1.5775
testing/NTCIR12_MathIR_WikiCorpus_v2.1.0/MathTagArticles/wpmath0000012/Articles/Integration_by_reduction_formulae.html
a x 2 + b x + c
a x 2 + b x + c

Doc 50
0.7887
0.0000
5.0000
1.3657
testing/NTCIR12_MathIR_WikiCorpus_v2.1.0/MathTagArticles/wpmath0000003/Articles/Seki_Takakazu.html
a x 2 + b x + c .
a x + b = 0

Doc 51
0.7887
0.0000
5.0000
0.7887
testing/NTCIR12_MathIR_WikiCorpus_v2.1.0/MathTagArticles/wpmath0000013/Articles/Constant_(mathematics).html
a x 2 + b x + c ,

Doc 52
0.7887
0.0000
5.0000
0.7887
testing/NTCIR12_MathIR_WikiCorpus_v2.1.0/MathTagArticles/wpmath0000002/Articles/Constant_term.html
a x 2 + b x + c ,

Doc 53
0.7887
0.0000
5.0000
0.7887
testing/NTCIR12_MathIR_WikiCorpus_v2.1.0/MathTagArticles/wpmath0000001/Articles/Coefficient.html
a x 2 + b x + c

Doc 54
0.7887
0.0000
5.0000
0.7887
testing/NTCIR12_MathIR_WikiCorpus_v2.1.0/MathTagArticles/wpmath0000015/Articles/GEORGE_(programming_language).html
a x 2 + b x + c

Doc 55
0.7887
0.0000
5.0000
0.7887
testing/NTCIR12_MathIR_WikiCorpus_v2.1.0/MathTagArticles/wpmath0000002/Articles/Irreducible_polynomial.html
a x 2 + b x + c

Doc 56
0.7887
0.0000
5.0000
0.7887
testing/NTCIR12_MathIR_WikiCorpus_v2.1.0/MathTagArticles/wpmath0000002/Articles/Bode_plot.html
a x 2 + b x + c

Doc 57
0.7887
-2.0000
6.0000
0.7887
testing/NTCIR12_MathIR_WikiCorpus_v2.1.0/MathTagArticles/wpmath0000004/Articles/Cyclonic_separation.html
x ′′ + c 1 x + c 2 = 0

Doc 58
0.7273
-1.0000
6.0000
1.4545
testing/NTCIR12_MathIR_WikiCorpus_v2.1.0/MathTagArticles/wpmath0000001/Articles/Distinct.html
x 2 - 2 x + 1 = 0
x 2 - 3 x + 2 = 0

Doc 59
0.7273
-1.0000
6.0000
0.7273
testing/NTCIR12_MathIR_WikiCorpus_v2.1.0/MathTagArticles/wpmath0000004/Articles/Lucas_sequence.html
x 2 - P x + Q = 0

Doc 60
0.7273
-1.0000
6.0000
0.7273
testing/NTCIR12_MathIR_WikiCorpus_v2.1.0/MathTagArticles/wpmath0000014/Articles/Wiener's_attack.html
x 2 - ( 618 ) x + 90581 = 0

Doc 61
0.7273
-1.0000
5.0000
1.4545
testing/NTCIR12_MathIR_WikiCorpus_v2.1.0/MathTagArticles/wpmath0000015/Articles/Distance_between_two_straight_lines.html
a x + b y + c 1 = 0
a x + b y + c 2 = 0 ,

Doc 62
0.7273
-1.0000
5.0000
1.4545
testing/NTCIR12_MathIR_WikiCorpus_v2.1.0/MathTagArticles/wpmath0000006/Articles/Rational_trigonometry.html
a x + b y + c = 0
a x + b y + c = 0 ,

Doc 63
0.7273
-1.0000
5.0000
1.4545
testing/NTCIR12_MathIR_WikiCorpus_v2.1.0/MathTagArticles/wpmath0000012/Articles/Pole_and_polar.html
D x + E y + F = 0
D x + E y + F = 0

Doc 64
0.7273
-1.0000
5.0000
1.4545
testing/NTCIR12_MathIR_WikiCorpus_v2.1.0/MathTagArticles/wpmath0000004/Articles/Parallel_(geometry).html
a x + b y + c 1 = 0
a x + b y + c 2 = 0 ,

Doc 65
0.7273
-1.0000
5.0000
0.7273
testing/NTCIR12_MathIR_WikiCorpus_v2.1.0/MathTagArticles/wpmath0000001/Articles/Hyperbola.html
E x + F y + G = 0

Doc 66
0.7273
-1.0000
5.0000
0.7273
testing/NTCIR12_MathIR_WikiCorpus_v2.1.0/MathTagArticles/wpmath0000012/Articles/Line_coordinates.html
l 1 x + m 1 y + 1 = 0

Doc 67
0.7273
-1.0000
5.0000
0.7273
testing/NTCIR12_MathIR_WikiCorpus_v2.1.0/MathTagArticles/wpmath0000001/Articles/Parabola.html
a x + b y + c = 0

Doc 68
0.7273
-1.0000
5.0000
0.7273
testing/NTCIR12_MathIR_WikiCorpus_v2.1.0/MathTagArticles/wpmath0000001/Articles/Equation.html
x 5 - 3 x + 1 = 0

Doc 69
0.7273
-1.0000
5.0000
0.7273
testing/NTCIR12_MathIR_WikiCorpus_v2.1.0/MathTagArticles/wpmath0000001/Articles/Slope.html
a x + b y + c = 0

Doc 70
0.7273
-1.0000
5.0000
0.7273
testing/NTCIR12_MathIR_WikiCorpus_v2.1.0/MathTagArticles/wpmath0000003/Articles/Algebraic_equation.html
x 5 - 3 x + 1 = 0

Doc 71
0.7273
-1.0000
5.0000
0.7273
testing/NTCIR12_MathIR_WikiCorpus_v2.1.0/MathTagArticles/wpmath0000013/Articles/Five_points_determine_a_conic.html
D x + E y + F = 0

Doc 72
0.7273
-1.0000
5.0000
0.7273
testing/NTCIR12_MathIR_WikiCorpus_v2.1.0/MathTagArticles/wpmath0000001/Articles/Asymptote.html
a x + b y + c = 0

Doc 73
0.7273
-1.0000
5.0000
0.7273
testing/NTCIR12_MathIR_WikiCorpus_v2.1.0/MathTagArticles/wpmath0000015/Articles/Möbius_plane.html
a x + b y + c = 0

Doc 74
0.7273
-2.0000
5.0000
0.7273
testing/NTCIR12_MathIR_WikiCorpus_v2.1.0/MathTagArticles/wpmath0000005/Articles/List_of_NP-complete_problems.html
A x 2 + B y - C = 0

Doc 75
0.7273
-2.0000
5.0000
0.7273
testing/NTCIR12_MathIR_WikiCorpus_v2.1.0/MathTagArticles/wpmath0000012/Articles/Tangent_lines_to_circles.html
a x + b y + c = 0 ,

Doc 76
0.7273
-2.0000
5.0000
0.7273
testing/NTCIR12_MathIR_WikiCorpus_v2.1.0/MathTagArticles/wpmath0000001/Articles/Linear_equation.html
a x + b y + c = 0 ,

Doc 77
0.6829
0.0000
5.0000
2.0488
testing/NTCIR12_MathIR_WikiCorpus_v2.1.0/MathTagArticles/wpmath0000007/Articles/Bairstow's_method.html
x 2 + u x + v
x 2 + u x + v
x 2 + u x + v
Doc 78
0.6829
0.0000
5.0000
0.6829
testing/NTCIR12_MathIR_WikiCorpus_v2.1.0/MathTagArticles/wpmath0000001/Articles/Hurwitz_polynomial.html
x 2 + 2 x + 1.

Doc 79
0.6829
0.0000
5.0000
0.6829
testing/NTCIR12_MathIR_WikiCorpus_v2.1.0/MathTagArticles/wpmath0000005/Articles/Factor_theorem.html
x 2 + 6 x + 2

Doc 80
0.6829
0.0000
4.0000
0.6829
testing/NTCIR12_MathIR_WikiCorpus_v2.1.0/MathTagArticles/wpmath0000001/Articles/Digital_filter.html
a x + b x + c

Doc 81
0.6829
-1.0000
4.0000
0.6829
testing/NTCIR12_MathIR_WikiCorpus_v2.1.0/MathTagArticles/wpmath0000007/Articles/Zero-product_property.html
x 3 + 3 x 2 + 2 x

Doc 82
0.6557
-2.0000
5.0000
2.3865
testing/NTCIR12_MathIR_WikiCorpus_v2.1.0/MathTagArticles/wpmath0000016/Articles/Jade_Mirror_of_the_Four_Unknowns.html
4 x 2 - 7 x - 686 = 0
8 x + 4 x 2 = 0
- 2 y + x + z = 0
2 x 2 + x 3 = 0

Doc 83
0.5769
0.0000
4.0000
0.5769
testing/NTCIR12_MathIR_WikiCorpus_v2.1.0/MathTagArticles/wpmath0000009/Articles/Poincaré–Lindstedt_method.html
x ¨ + x + ε x 3 = 0

Doc 84
0.5769
0.0000
4.0000
0.5769
testing/NTCIR12_MathIR_WikiCorpus_v2.1.0/MathTagArticles/wpmath0000006/Articles/Eigenvalues_and_eigenvectors.html
3 x + y = 0

Doc 85
0.4706
0.0000
4.0000
0.9412
testing/NTCIR12_MathIR_WikiCorpus_v2.1.0/MathTagArticles/wpmath0000013/Articles/Quasiregular_element.html
x + y + x y = 0
x + y - x y = 0

Doc 86
0.4706
-1.0000
4.0000
0.9412
testing/NTCIR12_MathIR_WikiCorpus_v2.1.0/MathTagArticles/wpmath0000003/Articles/Degenerate_conic.html
x 2 + y 2 = 0
x 2 + y 2 = 0

Doc 87
0.4706
-1.0000
4.0000
0.4706
testing/NTCIR12_MathIR_WikiCorpus_v2.1.0/MathTagArticles/wpmath0000008/Articles/Absolutely_irreducible.html
x 2 + y 2 = 0