Rule: Q[2, 6, 8, 27]

Type

This rule is of Legendre type.

Polynomials

One starts from the polynomial P1 and extends one by one with Pi until the final polynomial defining this rule is reached.
Note: Polynomials might be truncated due to size! The complete polynomials are included in the download.

Warning: This rule has negative weights!

Node locations in the complex plane

Plot of the node locations in the complex plane.

Magnitude of the Weights

Logarithmic magnitude of the weights
         plotted against the (real part) of the nodes.

Quadrature Rule Data

Nodes

Node (ball center) Error (ball radius)
-0.99427402524558120199 + 8.6898336891476451944e-913j 7.97e-241, 7.97e-241j
0.98219129046748981137 - 2.2963538376101390754e-928j 9.55e-241, 9.55e-241j
-0.93911127759355675835 - 3.8798757988076392646e-928j 6.55e-241, 6.55e-241j
0.99953729084261402151 + 3.4345649613001184979e-940j 3.41e-241, 3.41e-241j
0.91135468502932062759 + 9.5843441696137981516e-945j 5.01e-241, 5.01e-241j
0.93911127759355675835 - 8.5291048645511108199e-945j 6.27e-241, 6.27e-241j
0.96353697986295058414 - 5.8487222231587863099e-945j 7.85e-241, 7.85e-241j
-0.99953729084261402151 - 1.4694258719058185195e-943j 3.67e-241, 3.67e-241j
-0.27417511435984015957 - 3.7687981661313935967e-977j 8.75e-251, 8.75e-251j
0.076000165058739567353 + 4.6966323253236611408e-980j 2.29e-254, 2.29e-254j
0.88388059026256261343 + 2.798426721293144388e-968j 2.8e-241, 2.8e-241j
-0.98219129046748981137 + 6.8103916825999728141e-966j 9.09e-241, 9.09e-241j
-0.69968462444114700935 + 1.4728708492077294245e-975j 9.24e-244, 9.24e-244j
-0.88388059026256261343 + 8.0631973973461609271e-973j 2.93e-241, 2.93e-241j
0.99427402524558120199 - 7.032808234907825947e-977j 7.77e-241, 7.77e-241j
0.75725454904569163266 + 1.8425055457205893624e-981j 4.22e-243, 4.22e-243j
0.80817697014653821754 - 9.2032554014570202043e-980j 2.23e-242, 2.23e-242j
-0.91135468502932062759 + 5.7942548754529733316e-977j 4.67e-241, 4.67e-241j
-0.75725454904569163266 + 2.028689375583089869e-987j 4.34e-243, 4.34e-243j
-0.80817697014653821754 + 2.5242350766728904741e-986j 2.14e-242, 2.14e-242j
0.85110112875893547946 + 7.938966238942958197e-995j 9.27e-242, 9.27e-242j
0.69968462444114700935 + 1.2749400376467769258e-994j 8.71e-244, 8.71e-244j
0.35028676481269814376 + 3.9166564229146147286e-1001j 1.44e-249, 1.44e-249j
-0.85110112875893547946 + 1.7623084101469436533e-994j 9.62e-242, 9.62e-242j
-0.63389983529196899282 + 1.506007456633606132e-1003j 3.05e-244, 3.05e-244j
-0.96353697986295058414 - 1.2034191370399125527e-1017j 8.12e-241, 8.12e-241j
0.63389983529196899282 - 4.4410191766744796849e-1039j 3.01e-244, 3.01e-244j
0.4269343592750550497 + 2.3290266922546647735e-1043j 3.16e-248, 3.16e-248j
-0.35028676481269814376 + 3.0663698439955308874e-1044j 1.73e-249, 1.73e-249j
-0.57735026918962576451 + 7.8752205114131695986e-1040j 4.93e-245, 4.93e-245j
1.9361052361156334753e-1050 + 1.3629849577007167355e-1050j 1.02e-1048, 1.02e-1048j
0.50197911908758239546 + 3.2926270780773284316e-1045j 6.97e-247, 6.97e-247j
0.60275178214092689469 + 1.8302840203148373317e-1044j 1.75e-244, 1.75e-244j
-0.076000165058739567353 - 2.494000964600903238e-1050j 2.29e-254, 2.29e-254j
-0.60275178214092689469 - 6.5349598938652437815e-1047j 1.9e-244, 1.9e-244j
-0.4269343592750550497 - 8.4594290963689477015e-1049j 2.93e-248, 2.93e-248j
0.14329844755128664784 - 2.5480170479076787826e-1053j 5.79e-253, 5.79e-253j
0.57735026918962576451 - 1.9942833807823180354e-1048j 4.94e-245, 4.94e-245j
0.2041968861768067152 + 5.5557929952053999997e-1055j 5.98e-252, 5.98e-252j
-0.2041968861768067152 - 4.6868942198903388711e-1054j 6.03e-252, 6.03e-252j
-0.50197911908758239546 - 6.7969655965804820218e-1051j 6.56e-247, 6.56e-247j
-0.14329844755128664784 + 2.3595779411345139624e-1057j 5.72e-253, 5.72e-253j
0.27417511435984015957 - 4.5349327798695887563e-1055j 9.38e-251, 9.38e-251j

Weights

Weight (ball center) Error (ball radius)
0.0086816011139109396036 + 1.2673874244774911167e-913j 8.74e-75, 1.06e-190j
0.015441191639820273825 - 6.1091965810767589434e-915j 3.36e-75, 4.07e-191j
0.026736435467834685074 - 5.9499520680380316441e-913j 2.03e-75, 2.46e-191j
0.0019576287559561859815 - 1.4033964300154375105e-915j 1.38e-75, 1.66e-191j
0.027875170990091577772 + 3.0115990624321464037e-914j 5.47e-76, 6.62e-192j
0.026736435467834685074 - 1.6976218035217312203e-914j 5.81e-76, 7.02e-192j
0.021750157441269533245 + 9.7944342563821521843e-915j 6.11e-76, 7.39e-192j
0.0019576287559561859815 + 5.3162958082523896544e-913j 9.46e-78, 1.14e-193j
0.074375058226236153246 + 2.2877616493101088646e-913j 5.18e-79, 6.26e-195j
0.073098643483804569704 - 2.2147809759807331267e-913j 3.84e-79, 4.65e-195j
0.028326538911856097939 - 4.0960920253405002669e-914j 2.44e-77, 2.95e-193j
0.015441191639820273825 - 9.9932799743854980039e-913j 5.94e-78, 7.19e-194j
0.060816559647605238608 - 3.9119988056761420685e-913j 1.06e-79, 1.28e-195j
0.028326538911856097939 - 6.9687967804632646745e-913j 4.59e-79, 5.55e-195j
0.0086816011139109396036 + 3.7938067333487327333e-915j 1.91e-76, 2.3e-192j
0.054352182103769479986 + 4.3868286340343672433e-914j 9.87e-80, 1.19e-195j
0.047279008542485882757 - 3.840331447489488432e-914j 4.19e-79, 5.06e-195j
0.027875170990091577772 + 6.921171372372185495e-913j 5.09e-80, 6.15e-196j
0.054352182103769479986 + 3.2417824164586289715e-913j 1.56e-81, 1.89e-197j
0.047279008542485882757 - 3.7195694668457468615e-913j 2.1e-81, 2.54e-197j
0.038065180779910615226 + 4.0839159708487682928e-914j 4.25e-80, 5.14e-196j
0.060816559647605238608 - 6.8031966679052042053e-914j 1.86e-82, 2.25e-198j
0.076938967583113026214 - 9.234224105070121152e-914j 5.14e-85, 6.22e-201j
0.038065180779910615226 + 5.2638154626909625804e-913j 1.88e-81, 2.28e-197j
0.077093413090619214679 + 1.1895571067981673651e-912j 9.16e-84, 1.11e-199j
0.021750157441269533245 + 6.2386123771003825144e-913j 2.04e-81, 2.47e-197j
0.077093413090619214679 + 2.6329232347730893524e-913j 4.56e-84, 5.52e-200j
0.076027115778393621096 + 8.2495778475186767603e-914j 2.52e-85, 3.05e-201j
0.076938967583113026214 - 1.9279846700604569157e-913j 2.49e-86, 3.01e-202j
0.087202362566700769698 + 1.3713940762856525234e-912j 2.6e-85, 3.14e-201j
0.077387247115457048268 + 2.1538539332045992464e-913j 5.04e-87, 6.1e-203j
0.074056546457011102279 - 1.0143388384095697733e-913j 3.5e-86, 4.23e-202j
-0.034434340420250224787 - 5.2372997375371202807e-913j 1.89e-85, 2.29e-201j
0.073098643483804569704 - 2.5813899518896046549e-913j 9.49e-88, 1.15e-203j
-0.034434340420250224787 - 2.1363033618576922198e-912j 3.91e-86, 4.73e-202j
0.076027115778393621096 + 2.0665519985444392251e-913j 7.93e-88, 9.59e-204j
0.061328325443722550227 + 2.3665223669260097681e-913j 1.41e-88, 1.7e-204j
0.087202362566700769698 + 3.6380626803900123743e-913j 3.45e-87, 4.17e-203j
0.064338628838410183493 - 1.9738552088804758566e-913j 6.18e-89, 7.48e-205j
0.064338628838410183493 - 2.9941482093647711551e-913j 1.43e-89, 1.74e-205j
0.074056546457011102279 - 3.0829237869515361459e-913j 1.61e-89, 1.95e-205j
0.061328325443722550227 + 3.1635346200737006514e-913j 1.3e-89, 1.58e-205j
0.074375058226236153246 + 1.2987628913105964325e-913j 6.94e-90, 8e-206j

Download

All rules of Legendre type can be downloaded here packed into a single file.