Rule: Q[3, 8, 12, 20]

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.

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)
-0.98586710131182318796 + 1.2927061939270274554e-921j 6.16e-240, 6.16e-240j
-0.99750760639318964363 - 3.8466963118350077184e-922j 1.2e-240, 1.2e-240j
-0.9412750450129754367 - 2.1289335358635566503e-922j 2.29e-240, 2.29e-240j
0.99750760639318964363 + 2.200196228381090559e-919j 1.21e-240, 1.21e-240j
0.9225217132136291628 - 2.5744119830580946661e-927j 1.97e-240, 1.97e-240j
0.9412750450129754367 - 1.2000542681185475108e-930j 2.49e-240, 2.49e-240j
-0.96698721654849048993 - 3.1592600046004758724e-941j 2.59e-240, 2.59e-240j
-0.9225217132136291628 + 1.9277149079755131918e-942j 2.19e-240, 2.19e-240j
-0.99079325588510780584 - 5.9221888658070943137e-942j 6.04e-240, 6.04e-240j
0.96698721654849048993 + 2.4544865444355561966e-948j 2.46e-240, 2.46e-240j
0.81369830907921554695 + 5.0266918125113616854e-969j 4.62e-242, 4.62e-242j
0.99079325588510780584 + 1.4055137636670327778e-990j 6.1e-240, 6.1e-240j
-0.89860459432969609444 + 3.4873829765491453671e-1024j 7.08e-241, 7.08e-241j
-0.81369830907921554695 + 4.2411838508014136863e-1026j 4.65e-242, 4.65e-242j
0.98586710131182318796 + 7.4188706056324654845e-1027j 6.25e-240, 6.25e-240j
0.85805232991808761223 - 2.4098632857715673189e-1038j 1.59e-241, 1.59e-241j
0.89860459432969609444 + 4.4320263004165848028e-1043j 7.63e-241, 7.63e-241j
-0.35854350305219499809 + 1.2926251230959649106e-1053j 2.75e-249, 2.75e-249j
-0.77459666924148337704 + 5.5162459517015341361e-1046j 1.45e-242, 1.45e-242j
-0.85805232991808761223 + 1.2693253662868421852e-1047j 1.49e-241, 1.49e-241j
0.61379552928763377196 - 9.6281473172849531965e-1049j 4.95e-245, 4.95e-245j
0.77459666924148337704 - 6.3523049306763527911e-1046j 1.6e-242, 1.6e-242j
0.223699727791308382 - 2.5630761100261877526e-1057j 9.5e-252, 9.5e-252j
-0.73066038882549982904 - 2.3717609126660282034e-1050j 2.86e-243, 2.86e-243j
-0.67385724014661555763 - 6.9621237173294744278e-1051j 3.8e-244, 3.8e-244j
0.14765115619613792876 + 4.6087679637064048848e-1059j 4.34e-253, 4.34e-253j
0.73066038882549982904 + 2.9114703358233997529e-1050j 2.87e-243, 2.87e-243j
0.49893949956539506334 - 1.3671646545173305037e-1054j 7.02e-247, 7.02e-247j
-0.070844142402201191736 + 1.7426251131197793352e-1064j 2.03e-254, 2.03e-254j
-0.61379552928763377196 - 2.4305311220883612295e-1055j 4.7e-245, 4.7e-245j
-0.2919991541426287378 - 1.0094468597826245613e-1059j 1.74e-250, 1.74e-250j
0.2919991541426287378 + 6.9599655829451887739e-1059j 1.69e-250, 1.69e-250j
0.67385724014661555763 + 5.5704906283895789055e-1054j 3.67e-244, 3.67e-244j
0.070844142402201191736 + 1.8435903956964197082e-1064j 2.03e-254, 2.03e-254j
-0.55806685067819680295 - 2.3032458717410166934e-1057j 6.96e-246, 6.96e-246j
-0.42982628683776222528 - 2.1018130348772608028e-1059j 3.68e-248, 3.68e-248j
-1.7977023761500974224e-1083 - 4.2270765028123904902e-1083j 1.98e-1081, 1.98e-1081j
0.55806685067819680295 + 7.303170671817710126e-1058j 6.85e-246, 6.85e-246j
0.35854350305219499809 + 4.2806011408793123981e-1062j 2.57e-249, 2.57e-249j
-0.223699727791308382 + 1.3891055007027834403e-1064j 1.04e-251, 1.04e-251j
-0.49893949956539506334 + 1.0871619833346058178e-1060j 7.73e-247, 7.73e-247j
-0.14765115619613792876 - 3.9147371848069213433e-1066j 4.42e-253, 4.42e-253j
0.42982628683776222528 + 8.5173820293488478493e-1061j 3.93e-248, 3.93e-248j

Weights

Weight (ball center) Error (ball radius)
0.013857297325763385834 - 8.6457717247924845135e-921j 7.83e-73, 6.29e-188j
0.0063212697583053007593 - 1.787804680911846126e-921j 3.82e-73, 3.07e-188j
0.02646387508291139733 - 7.7768497585977407291e-921j 1.07e-73, 8.56e-189j
0.0063212697583053007593 - 5.0366627646484097802e-919j 4.32e-74, 3.47e-189j
0.013183824383439568812 + 2.8853090863542697329e-919j 2.09e-74, 1.68e-189j
0.02646387508291139733 - 2.6486725886930380051e-919j 1.62e-74, 1.3e-189j
0.023022868871909347752 + 3.2430185827102979634e-921j 8.43e-74, 6.77e-189j
0.013183824383439568812 + 1.1581871560338227699e-920j 1.75e-74, 1.4e-189j
0.0019371594249960145979 + 9.1346972138276958107e-921j 1.03e-73, 8.28e-189j
0.023022868871909347752 + 2.33878602763840734e-919j 4.88e-75, 3.92e-190j
0.042864759053795700951 - 9.0560968634951940147e-920j 8.41e-77, 6.76e-192j
0.0019371594249960145979 + 1.2055334865294406388e-918j 1.88e-75, 1.51e-190j
0.03556466320572912797 - 9.1255080877451058528e-921j 5.34e-76, 4.29e-191j
0.042864759053795700951 - 9.2203761591450245225e-921j 5.2e-78, 4.17e-193j
0.013857297325763385834 - 8.3788500219032964354e-919j 1.74e-75, 1.4e-190j
0.043891983482839594521 + 9.3263413366490581073e-920j 6.68e-78, 5.37e-193j
0.03556466320572912797 - 1.7314762876881193712e-919j 4.36e-77, 3.51e-192j
0.069303913963723180139 - 1.2970384192646994836e-920j 3.36e-82, 2.7e-197j
0.037583169841174535706 + 1.1210917237952699926e-920j 5.68e-80, 4.56e-195j
0.043891983482839594521 + 7.0443736647729636871e-921j 1.14e-78, 9.18e-194j
0.05841289935777076363 - 4.507863034143469145e-920j 9.45e-83, 7.59e-198j
0.037583169841174535706 + 8.8904525756278669132e-920j 8.19e-81, 6.58e-196j
0.07265533849157387718 - 2.287105164800163593e-920j 1.6e-84, 1.29e-199j
0.051667541567987175871 - 1.0117293474507302579e-920j 1.29e-81, 1.04e-196j
0.060104957525936739859 + 9.1541881582127992287e-921j 1.18e-82, 9.47e-198j
0.077992326151342766891 + 1.937745310824579179e-920j 2.43e-85, 1.95e-200j
0.051667541567987175871 - 6.5394905365817798913e-920j 9.07e-83, 7.29e-198j
0.064818439248025154732 - 3.5334654014169210144e-920j 6.24e-85, 5.01e-200j
0.074220237085141343267 - 1.6555454745939310835e-920j 2.02e-86, 1.62e-201j
0.05841289935777076363 - 1.0747589528079185208e-920j 6.35e-85, 5.1e-200j
0.065197991765714293777 + 1.4699766757155910303e-920j 2.49e-86, 2e-201j
0.065197991765714293777 + 2.6857723429231274563e-920j 2.18e-86, 1.75e-201j
0.060104957525936739859 + 4.720248526233150843e-920j 5.65e-85, 4.54e-200j
0.074220237085141343267 - 1.9085219129305419992e-920j 8.91e-87, 7.16e-202j
0.054747705583670515942 + 1.2328013121128471008e-920j 1.2e-86, 9.67e-202j
0.071814362122177015436 + 1.1320795301935459516e-920j 3.05e-87, 2.45e-202j
0.068746833412146398084 + 1.8935917055896210868e-920j 1.47e-87, 1.18e-202j
0.054747705583670515942 + 4.3597853315811505419e-920j 1.76e-87, 1.4e-202j
0.069303913963723180139 - 2.7513285249750386629e-920j 4.08e-88, 3.29e-203j
0.07265533849157387718 - 1.4496051436983574602e-920j 8.91e-89, 7.23e-204j
0.064818439248025154732 - 1.1781626040780401649e-920j 1.28e-88, 1.03e-203j
0.077992326151342766891 + 1.4383127227940230392e-920j 6.87e-89, 5.61e-204j
0.071814362122177015436 + 2.8446452457877770939e-920j 4.8e-89, 3.57e-204j

Download

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