Rule: Q[2, 6, 18, 23]

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)
-0.85110112875893547946 - 7.0987271462328216453e-854j 3.37e-239, 3.37e-239j
-0.99517513040458488078 + 1.6785160757511967689e-851j 1.02e-236, 1.02e-236j
-0.93530000146311763047 + 1.0896774496690814554e-851j 1.83e-237, 1.83e-237j
0.99938427483443948435 - 6.0787896940330041926e-848j 3.11e-237, 3.11e-237j
0.93530000146311763047 + 3.2754612834317700419e-857j 1.69e-237, 1.69e-237j
0.95526936302604635714 - 4.5117053738866483488e-872j 4.82e-237, 4.82e-237j
-0.57735026918962576451 + 2.460871311652706704e-893j 2.37e-244, 2.37e-244j
-0.88359182379978647348 - 2.7007411080656873479e-887j 1.56e-238, 1.56e-238j
-0.9860157727419015089 - 2.5203652291415853106e-882j 4.18e-236, 4.18e-236j
0.9860157727419015089 + 5.5199524612719177199e-885j 4.23e-236, 4.23e-236j
0.88359182379978647348 + 6.3542718855648738568e-903j 1.45e-238, 1.45e-238j
0.99517513040458488078 - 4.0745401730735153189e-899j 1.1e-236, 1.1e-236j
-0.98219129046748981137 - 2.2675714035169773431e-912j 4.51e-236, 4.51e-236j
-0.91170554006328717675 + 9.0226531897514669238e-915j 6.13e-238, 6.13e-238j
-0.9724064141198807457 + 1.5826964787210354737e-913j 1.73e-236, 1.73e-236j
0.85110112875893547946 + 2.7544812918929127178e-913j 3.53e-239, 3.53e-239j
0.91170554006328717675 - 9.338722384590415591e-912j 5.3e-238, 5.3e-238j
-0.95526936302604635714 + 1.0296380602641017062e-926j 4.99e-237, 4.99e-237j
-0.73008096310777911444 + 1.1722114200237898183e-936j 1.89e-241, 1.89e-241j
-0.27071563648337090789 + 5.7910774745448429559e-945j 2.51e-250, 2.51e-250j
0.9724064141198807457 - 1.5600723433137883665e-928j 1.58e-236, 1.58e-236j
0.73008096310777911444 - 8.3997854917674671826e-958j 1.81e-241, 1.81e-241j
0.98219129046748981137 + 2.0103030035514524181e-957j 4.94e-236, 4.94e-236j
-0.81459105964335987719 - 1.1954836881422757465e-969j 7.31e-240, 7.31e-240j
-0.77421495376050439073 + 9.3873453853788814189e-971j 1.22e-240, 1.22e-240j
0.13668530785802415348 - 2.922575978754919007e-986j 5.27e-253, 5.27e-253j
0.68239011718365358647 - 2.7376208151233015897e-974j 2.28e-242, 2.28e-242j
0.81459105964335987719 + 2.9546403473447023458e-972j 7.09e-240, 7.09e-240j
-0.068509439373879866294 - 1.5281263838127596354e-986j 1.9e-254, 1.9e-254j
-0.68239011718365358647 + 5.4047249996313847475e-973j 2.28e-242, 2.28e-242j
-0.99938427483443948435 + 3.8773507296007254754e-973j 3.08e-237, 3.08e-237j
0.77421495376050439073 + 3.2165856014143536952e-982j 1.2e-240, 1.2e-240j
0.63139717917100748697 + 2.0189204920643271772e-986j 2.64e-243, 2.64e-243j
0.2041968861768067152 + 7.5774742400616009986e-996j 1.09e-251, 1.09e-251j
-0.46111006295702354451 + 1.3841024815009339575e-988j 1.33e-246, 1.33e-246j
-0.63139717917100748697 - 1.2436970419901057657e-989j 2.58e-243, 2.58e-243j
3.6708263522008351238e-1022 - 4.2457375161458065532e-1022j 2.75e-1020, 2.75e-1020j
0.57735026918962576451 + 3.6294844765408424706e-989j 2.25e-244, 2.25e-244j
0.33591637530927440701 - 7.7803958002439420155e-995j 4.89e-249, 4.89e-249j
-0.2041968861768067152 - 2.9894975207082976902e-997j 1.1e-251, 1.1e-251j
-0.52049712105533016736 - 1.3134527341527967932e-991j 2.02e-245, 2.02e-245j
-0.13668530785802415348 + 4.8780358672232975805e-998j 5.5e-253, 5.5e-253j
0.39948299584441821653 - 3.3596722930103576823e-993j 8.4e-248, 8.4e-248j
0.46111006295702354451 - 1.107277337417769163e-992j 1.42e-246, 1.42e-246j
0.068509439373879866294 - 6.2202426948381198453e-1000j 1.9e-254, 1.9e-254j
-0.33591637530927440701 + 4.0318172495701810995e-995j 5.06e-249, 5.06e-249j
-0.39948299584441821653 + 5.1127046900623002472e-994j 8.37e-248, 8.37e-248j
0.27071563648337090789 + 2.0853522550802038636e-995j 2.34e-250, 2.34e-250j
0.52049712105533016736 + 1.7064814151266064361e-990j 1.98e-245, 1.98e-245j

Weights

Weight (ball center) Error (ball radius)
0.034542087969871357978 - 1.2872428463853084959e-850j 4.84e-63, 7.48e-176j
0.0066841351418861268771 - 2.0225628364978998589e-850j 1.01e-63, 1.56e-176j
0.02155455189945628886 + 2.9985546440275301794e-850j 3.29e-63, 5.08e-176j
0.0019048803177911865685 + 6.0488033778450375601e-848j 1.02e-64, 1.58e-177j
0.02155455189945628886 + 9.2554720606384688673e-849j 8.78e-65, 1.36e-177j
0.018552245746538641479 - 1.8261512407451470552e-848j 8.91e-65, 1.38e-177j
0.055492923610312172545 - 4.586650087148988023e-851j 1.55e-65, 2.4e-178j
0.030374066890246671923 + 1.699021806828417957e-850j 1.63e-64, 2.52e-177j
0.011582125352765597824 + 1.1577176326437339436e-849j 4.2e-65, 6.49e-178j
0.011582125352765597824 + 1.8520560055863213813e-847j 1.45e-65, 2.24e-178j
0.030374066890246671923 + 2.7370200057554976914e-849j 4.7e-67, 7.26e-180j
0.0066841351418861268771 - 1.0319274074559365136e-847j 2.2e-65, 3.4e-178j
-8.0423806449990693412e-05 - 1.5254125552102153268e-849j 6.2e-66, 9.59e-179j
0.025806486281532777962 - 2.3415227102690713506e-850j 6.77e-67, 1.05e-179j
0.015582296429175852055 + 7.3331064560115175505e-850j 1.06e-66, 1.64e-179j
0.034542087969871357978 - 1.5981093913265319175e-849j 7.72e-70, 1.19e-182j
0.025806486281532777962 - 4.9752079236867057445e-849j 7.65e-69, 1.18e-181j
0.018552245746538641479 - 3.908759847992971174e-850j 4.12e-67, 6.37e-180j
0.045953351908307045745 + 6.8501119528822301386e-851j 5.18e-71, 8.01e-184j
0.065913393343026922585 + 3.5691968890961013288e-851j 3.52e-74, 5.44e-187j
0.015582296429175852055 + 5.6039420340872195618e-848j 1.74e-68, 2.69e-181j
0.045953351908307045745 + 4.3913482577091122722e-850j 6.69e-74, 1.03e-186j
-8.0423806449990693412e-05 - 1.8630266137596837732e-847j 4.86e-68, 7.52e-181j
0.038456860297476332562 + 1.0147069531357909964e-850j 1.78e-71, 2.75e-184j
0.042279893581450274685 - 8.2294055190990695805e-851j 4.26e-72, 6.58e-185j
0.067898609425513260649 + 4.8404228577368529556e-851j 2.25e-77, 3.48e-190j
0.049384659959158954878 - 3.1001917151320778269e-850j 2.24e-75, 3.46e-188j
0.038456860297476332562 + 9.9223736514206144508e-850j 1.41e-73, 2.17e-186j
0.068398038818254265776 - 3.8321106216811033856e-851j 4.41e-78, 6.81e-191j
0.049384659959158954878 - 5.8511803848391339792e-851j 5.35e-75, 8.27e-188j
0.0019048803177911865685 + 6.4314799570567913154e-851j 3.43e-72, 5.3e-185j
0.042279893581450274685 - 6.4658906302617714878e-850j 1.17e-74, 1.82e-187j
0.052560160597763731857 + 2.2677932314766571007e-850j 4.12e-77, 6.36e-190j
0.067069784139110286862 - 5.4327573969201604188e-851j 1.8e-79, 2.79e-192j
0.060556940901712244988 - 3.9145474607144291377e-851j 7.18e-79, 1.11e-191j
0.052560160597763731857 + 5.122444227987663749e-851j 5.42e-77, 8.38e-190j
0.068565182864977012804 + 4.067157571537232057e-851j 8.15e-80, 1.26e-192j
0.055492923610312172545 - 1.7122453452494933574e-850j 3.21e-79, 4.96e-192j
0.064435356657161664634 - 7.2699559116552130527e-851j 8.8e-81, 1.36e-193j
0.067069784139110286862 - 3.5899314892961153222e-851j 1.7e-80, 2.62e-193j
0.058167860777655632594 + 4.1944517235194476522e-851j 1.86e-79, 2.88e-192j
0.067898609425513260649 + 3.676073269199027064e-851j 1.32e-80, 2.04e-193j
0.062647122327794192407 + 8.6841657239079008152e-851j 1.16e-81, 1.8e-194j
0.060556940901712244988 - 1.061609653782856842e-850j 9.5e-82, 1.47e-194j
0.068398038818254265776 - 4.3959415104620829386e-851j 1.38e-81, 2.14e-194j
0.064435356657161664634 - 3.6132982486521264081e-851j 5.8e-82, 8.98e-195j
0.062647122327794192407 + 3.7256290910126956129e-851j 6.53e-82, 1.01e-194j
0.065913393343026922585 + 6.2198334184999657994e-851j 1.06e-82, 1.68e-195j
0.058167860777655632594 + 1.3304020022104849267e-850j 1.12e-82, 1.65e-195j

Download

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