Rule: Q[2, 4, 6, 10, 21]

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)
-0.99831203249125209355 - 3.6124786750522268671e-892j 1.19e-241, 1.19e-241j
0.97752807236563677667 + 2.879481840454783789e-889j 4.4e-241, 4.4e-241j
-0.91248695683407599658 + 1.2958194894840711414e-901j 6.39e-241, 6.39e-241j
0.99831203249125209355 + 6.5256771567241226812e-905j 1.18e-241, 1.18e-241j
0.88927735878444426551 - 5.873387187357895576e-923j 2.09e-241, 2.09e-241j
0.95699433532754426818 - 5.9460840858204079362e-943j 5.12e-241, 5.12e-241j
-0.97752807236563677667 + 1.0187704234849079513e-951j 4.7e-241, 4.7e-241j
-0.93000260803604612472 - 1.4069271220441479023e-961j 6.69e-241, 6.69e-241j
0.93000260803604612472 - 5.1825628528265860719e-977j 6.88e-241, 6.88e-241j
-0.95699433532754426818 - 5.7097974595625131272e-992j 4.86e-241, 4.86e-241j
0.91248695683407599658 + 1.9541676243171318778e-994j 6.39e-241, 6.39e-241j
-0.99105250481616767714 - 1.9576909486937136075e-996j 3.18e-241, 3.18e-241j
-0.88927735878444426551 + 4.1043541129647119734e-999j 2.16e-241, 2.16e-241j
-0.74677180221832073614 - 3.9772781663844928513e-1001j 1.58e-243, 1.58e-243j
0.99105250481616767714 + 1.853183329584056306e-999j 3.27e-241, 3.27e-241j
0.79835696718754656799 - 1.2231704458005284178e-1003j 6.67e-243, 6.67e-243j
0.84710180829252134773 + 1.7116197310833954125e-1009j 3.25e-242, 3.25e-242j
-0.33992545941712624732 - 1.5960444860781848677e-1020j 1.29e-249, 1.29e-249j
-0.79835696718754656799 + 3.0078116779227203143e-1012j 6.73e-243, 6.73e-243j
-0.84710180829252134773 - 4.4990582674229754801e-1015j 3.2e-242, 3.2e-242j
0.2535630372636024051 + 1.7283595635596054232e-1024j 3.22e-251, 3.22e-251j
0.74677180221832073614 - 1.5444906624446576757e-1016j 1.57e-243, 1.57e-243j
0.15655801081562154215 + 5.1678548908668453671e-1027j 2.08e-252, 2.08e-252j
-0.69619099524659149043 + 2.7006421422353518662e-1017j 3.33e-244, 3.33e-244j
-0.57735026918962576451 + 1.4771287486704849711e-1019j 6.55e-246, 6.55e-246j
0.11512729103972178883 - 3.2735178415404994676e-1027j 2.12e-252, 2.12e-252j
0.69619099524659149043 - 2.8347284096700452999e-1020j 3.3e-244, 3.3e-244j
0.43693939954921891801 - 5.1705018080382789921e-1022j 2.31e-247, 2.31e-247j
-0.11512729103972178883 + 1.1996928720583292177e-1027j 2.01e-252, 2.01e-252j
-0.64195465766433247869 - 1.8423567447072987197e-1020j 5.7e-245, 5.7e-245j
-0.2535630372636024051 - 2.8322245230548790808e-1028j 3.25e-251, 3.25e-251j
0.64195465766433247869 + 3.254171311418286792e-1021j 5.37e-245, 5.37e-245j
0.57735026918962576451 - 3.1807400264279467713e-1024j 6.68e-246, 6.68e-246j
0.1071229049524693804 + 5.7692123466716479978e-1032j 1.16e-252, 1.16e-252j
-0.43693939954921891801 - 7.5693764105839882945e-1026j 2.34e-247, 2.34e-247j
-0.41809208932383699094 - 1.964831244874029913e-1026j 1.11e-247, 1.11e-247j
1.2107084352480884517e-1040 - 5.3820826936078286636e-1041j 5.7e-1039, 5.7e-1039j
0.50450680742479223466 + 7.3671781507726248838e-1027j 7.34e-247, 7.34e-247j
0.33992545941712624732 - 8.7111876953233866579e-1029j 1.23e-249, 1.23e-249j
-0.15655801081562154215 - 2.4210346053971296319e-1032j 2.16e-252, 2.16e-252j
-0.50450680742479223466 + 1.141275019097741887e-1027j 7.1e-247, 7.1e-247j
-0.1071229049524693804 + 1.1581772144435633745e-1033j 1.18e-252, 1.18e-252j
0.41809208932383699094 - 2.4898165426549702123e-1028j 1.03e-247, 1.03e-247j

Weights

Weight (ball center) Error (ball radius)
0.0043331850809841778239 - 7.9515550581656898585e-892j 1.43e-72, 4.72e-189j
0.01693096352009254914 - 1.3567783845229291023e-889j 5.15e-73, 1.7e-189j
0.0093721465763028772202 + 2.769397015578083716e-890j 3.05e-73, 1.01e-189j
0.0043331850809841778239 + 3.1568648947215019374e-890j 1.8e-73, 5.96e-190j
0.037173631661885132428 - 4.2031615801058410241e-889j 1.13e-73, 3.73e-190j
0.0241339708953217214 + 4.9476503341785431287e-889j 1.38e-73, 4.56e-190j
0.01693096352009254914 - 3.0532670023274504084e-891j 3.7e-74, 1.22e-190j
0.028201605664145658524 - 1.787845060119168615e-890j 3.26e-74, 1.08e-190j
0.028201605664145658524 - 6.7280718624738151214e-889j 4.69e-74, 1.55e-190j
0.0241339708953217214 + 5.8380814520985943724e-891j 1.8e-74, 5.95e-191j
0.0093721465763028772202 + 7.6464566163581731715e-889j 2.4e-74, 7.92e-191j
0.010264597746008151436 + 1.9378848198094552286e-891j 1.32e-74, 4.35e-191j
0.037173631661885132428 - 2.067918349919581583e-890j 1.84e-75, 6.08e-192j
0.051412823338835767179 + 2.0900084337811473649e-890j 3.65e-78, 1.21e-194j
0.010264597746008151436 - 1.7126868500753313556e-889j 3.2e-75, 1.06e-191j
0.050896729641922870281 - 1.4306040241531419908e-889j 7.06e-78, 2.33e-194j
0.046041935102980036888 + 1.8165714104541700207e-889j 6.51e-77, 2.15e-193j
0.084284071758904785466 - 1.6053928508891442183e-889j 6.48e-81, 2.14e-197j
0.050896729641922870281 - 1.4735849015884690123e-890j 1.64e-78, 5.42e-195j
0.046041935102980036888 + 1.3356584122618610663e-890j 7.04e-78, 2.33e-194j
0.08852435696994790648 + 3.2240086379547177018e-889j 8.75e-83, 2.89e-199j
0.051412823338835767179 + 1.5370901072646056332e-889j 4.31e-81, 1.42e-197j
0.13828364510355607338 - 1.5016381733509302128e-888j 5.1e-83, 1.68e-199j
0.050637174293984930308 - 2.8988014726672477314e-890j 2.13e-81, 7.04e-198j
0.069397576994381820903 - 4.5861582709036244788e-890j 7.8e-83, 2.58e-199j
-0.43683773940532607579 + 8.8410278061404140725e-888j 1.81e-83, 5.97e-200j
0.050637174293984930308 - 1.7027220790118292675e-889j 4.81e-83, 1.59e-199j
0.028576262388113231193 - 1.181180276800731811e-888j 1.29e-84, 4.26e-201j
-0.43683773940532607579 + 6.9856510617647799848e-888j 3.67e-85, 1.21e-201j
0.059238877031293272791 + 3.519356346079544309e-890j 1.55e-83, 5.1e-200j
0.08852435696994790648 + 1.9007900924503050863e-889j 4.36e-85, 1.44e-201j
0.059238877031293272791 + 1.6810501574613335014e-889j 1.36e-84, 4.48e-201j
0.069397576994381820903 - 1.7674425615132767124e-889j 3.54e-85, 1.17e-201j
0.46121226888517548848 - 7.7787263023968154213e-888j 2.25e-84, 7.43e-201j
0.028576262388113231193 - 4.5373564102686735606e-889j 3.36e-86, 1.11e-202j
0.056173439634449832329 + 4.7508927949877679821e-889j 3.56e-86, 1.18e-202j
0.09244772284351953687 + 4.8664643900627845695e-889j 2.85e-87, 9.41e-204j
0.075524615695280023704 + 2.9213188340761136205e-889j 8.58e-88, 2.83e-204j
0.084284071758904785466 - 3.3051530397254032974e-889j 5.27e-88, 1.74e-204j
0.13828364510355607338 - 1.0886903447608912832e-888j 5.34e-88, 1.77e-204j
0.075524615695280023704 + 9.3836915267595814774e-890j 1.1e-88, 3.63e-205j
0.46121226888517548848 - 6.2486195841902152683e-888j 2.51e-87, 8.35e-204j
0.056173439634449832329 + 1.179549210839876748e-888j 1.99e-88, 6.35e-205j

Download

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