Rule: Q[8, 19, 26]

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)
0.99495632576415625561 - 7.7590390511761984359e-839j 6.3e-235, 6.3e-235j
0.99786752067775627479 + 1.3990512771473608937e-839j 2.14e-234, 2.14e-234j
-0.94166045586866173475 + 2.8116735420440442091e-841j 1.85e-236, 1.85e-236j
-0.99786752067775627479 - 1.0348507609363818676e-851j 1.88e-234, 1.88e-234j
0.9193995469656405004 - 8.6917546478959756882e-879j 6.71e-237, 6.71e-237j
0.94166045586866173475 - 3.5136338826260141974e-878j 1.99e-236, 1.99e-236j
-0.99495632576415625561 - 1.544206823127333864e-873j 6.46e-235, 6.46e-235j
-0.89366848064454941523 - 2.6200432964260675858e-893j 2.3e-237, 2.3e-237j
-0.98665408152478110582 - 2.3593587902598390232e-889j 1.95e-235, 1.95e-235j
0.99843620916759232805 - 3.6571317454549138382e-896j 1.32e-234, 1.32e-234j
0.83221116964915709075 - 1.3499894904207796994e-903j 1.63e-238, 1.63e-238j
0.97522672122866845758 - 3.4154188968939269557e-900j 1.12e-235, 1.12e-235j
-0.9193995469656405004 - 1.063850707351082072e-900j 6.8e-237, 6.8e-237j
-0.86458142040038440778 + 2.6970240594680747367e-901j 6.57e-238, 6.57e-238j
0.98665408152478110582 - 3.8309712754676608184e-899j 2.19e-235, 2.19e-235j
0.86458142040038440778 + 6.6152627921277059502e-903j 6.16e-238, 6.16e-238j
0.89366848064454941523 + 9.2006959280934550443e-902j 2.36e-237, 2.36e-237j
-0.96028985649753623168 - 2.1615100254440110885e-898j 4.28e-236, 4.28e-236j
-0.75810513032953314137 - 6.7529724105205257406e-912j 7.71e-240, 7.71e-240j
-0.97522672122866845758 - 3.0692509670192665731e-909j 1.02e-235, 1.02e-235j
0.96028985649753623168 - 5.9839170666064336244e-932j 4.53e-236, 4.53e-236j
0.71668538633222014824 - 2.098528374836309557e-939j 1.08e-240, 1.08e-240j
-0.99843620916759232805 - 2.8009279685577956927e-937j 1.47e-234, 1.47e-234j
-0.83221116964915709075 - 1.480470185386654482e-964j 1.65e-238, 1.65e-238j
-0.79666647741362673959 - 8.4069579019444280119e-968j 3.27e-239, 3.27e-239j
0.302639632232894421 + 1.3057674536385044957e-979j 3.83e-249, 3.83e-249j
0.75810513032953314137 - 1.0987313621574338689e-966j 6.56e-240, 6.56e-240j
0.79666647741362673959 + 3.0014733570909447187e-971j 3.41e-239, 3.41e-239j
-0.41725011018679896084 - 3.3496743923952485821e-978j 1.09e-246, 1.09e-246j
-0.6258495145980389993 + 8.5991858521061280704e-973j 1.91e-242, 1.91e-242j
-0.71668538633222014824 + 8.3652305057708576687e-972j 1.05e-240, 1.05e-240j
0.67254809705183686737 - 1.2761212369162184934e-976j 1.47e-241, 1.47e-241j
0.6258495145980389993 + 1.0047395505772603505e-976j 1.86e-242, 1.86e-242j
0.12265373829353241512 + 3.5596545079520350495e-987j 4.67e-253, 4.67e-253j
-0.67254809705183686737 - 2.7082230945092853057e-977j 1.45e-241, 1.45e-241j
-0.36062314740751586265 + 1.6276793413200728824e-984j 6.62e-248, 6.62e-248j
0.061428162831563197318 - 6.4697629526693959861e-992j 1.79e-254, 1.79e-254j
0.57677893346001718197 + 5.1558441445463335237e-982j 1.9e-243, 1.9e-243j
0.36062314740751586265 - 1.04365637474395287e-987j 7.26e-248, 7.26e-248j
-0.18343464249564980494 - 8.5061062918102487506e-989j 1.01e-251, 1.01e-251j
-0.57677893346001718197 - 1.8696616645173105171e-981j 1.95e-243, 1.95e-243j
-0.12265373829353241512 + 2.7233120831068610677e-994j 4.65e-253, 4.65e-253j
0.41725011018679896084 + 1.5979847816113029153e-986j 1.04e-246, 1.04e-246j
0.52553240991632898582 - 2.4934828984335624535e-984j 1.76e-244, 1.76e-244j
-0.061428162831563197318 - 2.3191111312495752572e-995j 2.23e-254, 2.23e-254j
-0.52553240991632898582 - 5.9816327275137388608e-984j 1.76e-244, 1.76e-244j
-0.24350860479264860777 + 3.2628364610844228079e-991j 1.9e-250, 1.9e-250j
0.18343464249564980494 - 1.3581325898270011093e-992j 9.46e-252, 9.46e-252j
0.47229274592562448626 - 3.662554233341020538e-986j 1.46e-245, 1.46e-245j
0.24350860479264860777 + 3.9219326997048642789e-993j 1.87e-250, 1.87e-250j
-0.302639632232894421 + 6.3532436983339620414e-989j 3.9e-249, 3.9e-249j
-0.47229274592562448626 - 5.5490310374168401886e-986j 1.45e-245, 1.45e-245j
-6.0947512849847828231e-1110 + 4.4341581092258600927e-1110j 3.99e-1108, 3.99e-1108j

Weights

Weight (ball center) Error (ball radius)
0.0073023909601949940742 - 1.9503845226930965647e-838j 1.9e-48, 6.84e-159j
-0.0066132581509900044507 + 4.1355589196310447349e-838j 1.35e-48, 4.86e-159j
0.020470708669129414709 - 1.3109597695138240773e-842j 1.15e-49, 4.14e-160j
-0.0066132581509900044507 + 5.2851734565298809438e-841j 4.76e-50, 1.71e-160j
0.024021406806648598663 - 1.3321894405957673134e-840j 2.45e-50, 8.81e-161j
0.020470708669129414709 + 2.2095229769077089544e-840j 1.83e-50, 6.58e-161j
0.0073023909601949940742 - 2.2282606273783954051e-841j 4.56e-50, 1.64e-160j
0.027422065164516440491 + 1.3676181228105059459e-841j 1.04e-51, 3.74e-162j
0.0097751398816682579003 + 1.369805904058361542e-841j 1.57e-50, 5.64e-161j
0.0080360918642387672878 - 1.9622581768618334518e-838j 2.74e-49, 9.85e-160j
0.033980903935905720373 + 4.4173353191673977237e-841j 3.25e-53, 1.17e-163j
0.013132777948171957587 + 9.0208066846744265601e-840j 1.57e-51, 5.64e-162j
0.024021406806648598663 - 2.7343653406922389252e-841j 9.81e-54, 3.53e-164j
0.030741645740633065084 - 9.2614330828590394861e-842j 6.97e-55, 2.51e-165j
0.0097751398816682579003 - 2.8598620657549066946e-839j 5.74e-51, 2.06e-161j
0.030741645740633065084 - 6.0759339830063632032e-841j 5.7e-54, 2.05e-164j
0.027422065164516440491 + 8.7346507931515167384e-841j 2.09e-53, 7.5e-164j
0.016774450588945081398 + 3.0096035415067965475e-841j 5.63e-55, 2.02e-165j
0.04001490355765046647 + 5.104061623460834355e-842j 8.35e-59, 3e-169j
0.013132777948171957587 - 1.6855304623691060244e-841j 5.24e-55, 1.88e-165j
0.016774450588945081398 - 4.1103885745962983938e-840j 8.63e-55, 3.1e-165j
0.04280188561930430552 - 2.0673063885740428257e-841j 2.63e-60, 9.46e-171j
0.0080360918642387672878 - 3.7210173353136915228e-841j 5.9e-54, 2.12e-164j
0.033980903935905720373 + 7.1203862550093673128e-842j 2.16e-58, 7.76e-169j
0.03708106460705219439 - 5.8858766064330111262e-842j 3.57e-59, 1.28e-169j
0.05859043535886083277 - 6.2074268716298418154e-842j 1.38e-64, 4.95e-175j
0.04001490355765046647 + 2.5910637029743940553e-841j 5.72e-61, 2.06e-171j
0.03708106460705219439 - 3.3311342264930932844e-841j 3.08e-60, 1.11e-170j
0.055873268586195190646 - 3.515756031649887526e-842j 3.31e-66, 1.19e-176j
0.047917967427731746974 - 3.942475989253433911e-842j 8.52e-65, 3.06e-175j
0.04280188561930430552 - 4.5762696062971330357e-842j 3.15e-63, 1.13e-173j
0.045447034687323354512 + 1.6848026526023221459e-841j 1.86e-64, 6.69e-175j
0.047917967427731746974 - 1.3992674672660145547e-841j 1.68e-65, 6.05e-176j
0.061046921807041101763 + 4.7896031639541264567e-842j 2.1e-69, 7.56e-180j
0.045447034687323354512 + 4.205463234955915719e-842j 1.51e-65, 5.42e-176j
0.057342057446635023639 + 3.5136777457194483401e-842j 4.91e-69, 1.76e-179j
0.061363452344974166749 - 4.4778757519033875324e-842j 5.63e-70, 2.02e-180j
0.050190069879560980495 + 1.1821731837981248168e-841j 6.98e-68, 2.51e-178j
0.057342057446635023639 + 6.8991955408466324691e-842j 1.16e-69, 4.17e-180j
0.060470179580712072682 - 3.7018902662117454101e-842j 2.86e-71, 1.03e-181j
0.050190069879560980495 + 3.7585177575062241887e-842j 1.92e-69, 6.91e-180j
0.061046921807041101763 + 3.8343132999607287533e-842j 1.87e-71, 6.71e-182j
0.055873268586195190646 - 7.7504832752840632484e-842j 8.51e-71, 3.06e-181j
0.052272993360222907684 - 1.0138242553889932068e-841j 3.11e-70, 1.12e-180j
0.061363452344974166749 - 4.0070827673099245078e-842j 3.38e-72, 1.22e-182j
0.052272993360222907684 - 3.6334974495466637756e-842j 1.11e-71, 4e-182j
0.059638330973152863356 + 3.6069351980850344995e-842j 1.94e-72, 6.96e-183j
0.060470179580712072682 - 5.1715458477758340035e-842j 9.26e-73, 3.33e-183j
0.054175132064844134868 + 8.8098230687415406944e-842j 3.36e-72, 1.21e-182j
0.059638330973152863356 + 5.6390834925743443448e-842j 8.79e-73, 3.16e-183j
0.05859043535886083277 - 3.5448251910455222066e-842j 8.54e-74, 3.1e-184j
0.054175132064844134868 + 3.5546065127481938039e-842j 8.89e-74, 3.29e-184j
0.061459958579352728732 + 4.2205660667298359387e-842j 7.78e-74, 2.69e-184j

Download

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