Rule: Q[1, 2, 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 + 9.0340810082067939176e-922j 6.94e-240, 6.94e-240j
-0.99750760639318964363 + 2.1086427808515471002e-923j 1.38e-240, 1.38e-240j
-0.9412750450129754367 + 4.4629649585297021974e-922j 2.82e-240, 2.82e-240j
0.99750760639318964363 - 2.2689056318872459391e-919j 1.46e-240, 1.46e-240j
0.9225217132136291628 + 7.6959990439210331833e-930j 2.35e-240, 2.35e-240j
0.9412750450129754367 - 3.0976695211413780458e-932j 2.61e-240, 2.61e-240j
-0.96698721654849048993 - 4.3796949367548843636e-943j 3e-240, 3e-240j
-0.9225217132136291628 - 1.1553671399247441862e-942j 2.27e-240, 2.27e-240j
-0.99079325588510780584 + 1.053506146048376055e-942j 6.18e-240, 6.18e-240j
0.96698721654849048993 + 5.6158159994658024505e-948j 2.84e-240, 2.84e-240j
0.81369830907921554695 - 4.151985840523026386e-969j 4.97e-242, 4.97e-242j
0.99079325588510780584 + 3.6121499798442786594e-991j 6.66e-240, 6.66e-240j
-0.89860459432969609444 + 2.2785988912575362903e-1023j 7.77e-241, 7.77e-241j
-0.81369830907921554695 + 1.7498037295290055648e-1025j 4.76e-242, 4.76e-242j
0.98586710131182318796 - 2.3329981200406654589e-1026j 7.14e-240, 7.14e-240j
0.85805232991808761223 - 5.213322859042154995e-1038j 1.61e-241, 1.61e-241j
0.89860459432969609444 + 1.0479311078003409672e-1041j 8.6e-241, 8.6e-241j
-0.35854350305219499809 + 1.7347528196086156686e-1051j 2.66e-249, 2.66e-249j
-0.77459666924148337704 - 1.4451503531221232254e-1042j 1.5e-242, 1.5e-242j
-0.85805232991808761223 - 3.1450559944668740497e-1045j 1.59e-241, 1.59e-241j
0.61379552928763377196 + 1.4450548277722189015e-1048j 4.21e-245, 4.21e-245j
0.77459666924148337704 - 3.611513326171320309e-1045j 1.47e-242, 1.47e-242j
0.223699727791308382 - 2.4210516583475059762e-1057j 1.02e-251, 1.02e-251j
-0.73066038882549982904 + 3.4156558815466516086e-1048j 3.17e-243, 3.17e-243j
-0.67385724014661555763 - 2.6530422913990681647e-1049j 3.57e-244, 3.57e-244j
0.14765115619613792876 - 1.7856983931753880915e-1058j 3.67e-253, 3.67e-253j
0.73066038882549982904 + 2.2742683188913946204e-1049j 3.19e-243, 3.19e-243j
0.49893949956539506334 + 8.9877366059237014124e-1055j 6.26e-247, 6.26e-247j
-0.070844142402201191736 + 1.8711745547325671473e-1064j 1.85e-254, 1.85e-254j
-0.61379552928763377196 - 6.4760473254160895179e-1054j 4.5e-245, 4.5e-245j
-0.2919991541426287378 - 5.5262842285432487867e-1059j 2.09e-250, 2.09e-250j
0.2919991541426287378 - 8.1504536256841678603e-1061j 1.99e-250, 1.99e-250j
0.67385724014661555763 - 3.3432963244325753827e-1054j 3.54e-244, 3.54e-244j
0.070844142402201191736 + 1.2255384396274694971e-1064j 1.85e-254, 1.85e-254j
-0.55806685067819680295 - 5.4099249520073382039e-1056j 6.21e-246, 6.21e-246j
-0.42982628683776222528 + 2.3876256260724242084e-1059j 4e-248, 4e-248j
-3.6311046453560094591e-1083 - 7.2977636913400347588e-1083j 3.51e-1081, 3.51e-1081j
0.55806685067819680295 + 2.9498409741008455807e-1059j 6.35e-246, 6.35e-246j
0.35854350305219499809 - 1.73522588761872374e-1063j 2.92e-249, 2.92e-249j
-0.223699727791308382 - 1.1255474650546045614e-1066j 1.07e-251, 1.07e-251j
-0.49893949956539506334 - 1.2157152475505008393e-1060j 6.76e-247, 6.76e-247j
-0.14765115619613792876 - 2.3496880137043781169e-1067j 3.57e-253, 3.57e-253j
0.42982628683776222528 + 2.6617563538553459743e-1061j 4.17e-248, 4.17e-248j

Weights

Weight (ball center) Error (ball radius)
0.013857297325763385834 + 3.3384748364882602594e-921j 7.83e-73, 7.04e-188j
0.0063212697583053007593 + 5.9421183499805248246e-922j 3.82e-73, 3.43e-188j
0.02646387508291139733 + 8.8898920227234011119e-921j 1.07e-73, 9.58e-189j
0.0063212697583053007593 + 5.1939647768588403643e-919j 4.32e-74, 3.88e-189j
0.013183824383439568812 - 2.9756283632069813523e-919j 2.09e-74, 1.87e-189j
0.02646387508291139733 + 2.7315336769306725478e-919j 1.62e-74, 1.45e-189j
0.023022868871909347752 - 4.0345367992282253639e-921j 8.43e-74, 7.58e-189j
0.013183824383439568812 - 1.3001111570036630484e-920j 1.75e-74, 1.57e-189j
0.0019371594249960145979 - 2.0750171894736381629e-921j 1.03e-73, 9.26e-189j
0.023022868871909347752 - 2.4118926086775904018e-919j 4.88e-75, 4.39e-190j
0.042864759053795700951 + 9.3406599145899436642e-920j 8.41e-77, 7.56e-192j
0.0019371594249960145979 - 1.2431885547839391195e-918j 1.88e-75, 1.69e-190j
0.03556466320572912797 + 9.9001659785158664574e-921j 5.34e-76, 4.8e-191j
0.042864759053795700951 + 9.7134991248014219302e-921j 5.2e-78, 4.67e-193j
0.013857297325763385834 + 8.6406047568276956996e-919j 1.74e-75, 1.57e-190j
0.043891983482839594521 - 9.6189273082734747883e-920j 6.68e-78, 6.01e-193j
0.03556466320572912797 + 1.7857202084775252924e-919j 4.36e-77, 3.92e-192j
0.069303913963723180139 + 1.3429658940538720131e-920j 3.36e-82, 3.02e-197j
0.037583169841174535706 - 1.1755209385101514459e-920j 5.68e-80, 5.11e-195j
0.043891983482839594521 - 7.4914469294715506895e-921j 1.14e-78, 1.03e-193j
0.05841289935777076363 + 4.6506893214002512406e-920j 9.45e-83, 8.5e-198j
0.037583169841174535706 - 9.1702235352713100208e-920j 8.19e-81, 7.37e-196j
0.07265533849157387718 + 2.3613154369345696384e-920j 1.6e-84, 1.44e-199j
0.051667541567987175871 + 1.0572255997636410688e-920j 1.29e-81, 1.16e-196j
0.060104957525936739859 - 9.5380768480305411439e-921j 1.18e-82, 1.06e-197j
0.077992326151342766891 - 2.0010288881992003634e-920j 2.43e-85, 2.19e-200j
0.051667541567987175871 + 6.7456376844544342392e-920j 9.07e-83, 8.15e-198j
0.064818439248025154732 + 3.6460641147625158835e-920j 6.24e-85, 5.61e-200j
0.074220237085141343267 + 1.7109472732267963054e-920j 2.02e-86, 1.82e-201j
0.05841289935777076363 + 1.1175263832845274031e-920j 6.35e-85, 5.71e-200j
0.065197991765714293777 - 1.5211495917463325572e-920j 2.49e-86, 2.23e-201j
0.065197991765714293777 - 2.7724674690879939202e-920j 2.18e-86, 1.96e-201j
0.060104957525936739859 - 4.8694014348463852508e-920j 5.65e-85, 5.08e-200j
0.074220237085141343267 + 1.9713179905979675372e-920j 8.91e-87, 8.01e-202j
0.054747705583670515942 - 1.2801014380270357776e-920j 1.2e-86, 1.08e-201j
0.071814362122177015436 - 1.173076492408566901e-920j 3.05e-87, 2.74e-202j
0.068746833412146398084 - 1.956389089459006856e-920j 1.47e-87, 1.32e-202j
0.054747705583670515942 - 4.4982911524295806184e-920j 1.76e-87, 1.57e-202j
0.069303913963723180139 + 2.8397356221415384661e-920j 4.08e-88, 3.68e-203j
0.07265533849157387718 + 1.4993413804154843467e-920j 8.91e-89, 8.09e-204j
0.064818439248025154732 + 1.2220231855723615957e-920j 1.28e-88, 1.15e-203j
0.077992326151342766891 - 1.4869994777354309154e-920j 6.87e-89, 6.28e-204j
0.071814362122177015436 - 2.9356474250397851776e-920j 4.8e-89, 3.99e-204j

Download

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