One starts from the polynomial
      
      and extends one by one with
      
      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 (ball center) | Error (ball radius) | 
|---|---|
| -0.99068594603633075234 + 2.8566970125526245151e-1806j | 1.11e-477, 1.11e-477j | 
| -0.96291728734779929502 + 2.4108603608722769663e-1811j | 7.38e-478, 7.38e-478j | 
| -0.95314476681416082173 + 1.1335262054556732265e-1817j | 5.14e-478, 5.14e-478j | 
| 0.99068594603633075234 + 4.1635722187399724486e-1816j | 1.09e-477, 1.09e-477j | 
| 0.90307473232453270466 + 2.5077936224111919691e-1832j | 3.98e-479, 3.98e-479j | 
| 0.94226092211882049562 + 1.1920661764995380196e-1832j | 3.17e-478, 3.17e-478j | 
| 0.95314476681416082173 - 7.1278849232700525234e-1855j | 5.3e-478, 5.3e-478j | 
| -0.88788521840237523498 + 2.2705410373004991823e-1870j | 1.68e-479, 1.68e-479j | 
| -0.93027844333783315439 + 2.3987165235077702531e-1874j | 1.82e-478, 1.82e-478j | 
| 0.99475727885809482918 + 5.6532069539335973003e-1886j | 7.9e-478, 7.9e-478j | 
| 0.88788521840237523498 + 1.8688647763763117505e-1910j | 1.7e-479, 1.7e-479j | 
| -0.99766876919053919845 + 3.4750513363494933448e-1905j | 4.21e-478, 4.21e-478j | 
| -0.91721130150545301784 + 4.5612740134166188988e-1915j | 8.8e-479, 8.8e-479j | 
| -0.90307473232453270466 + 2.1172860321841569845e-1916j | 3.86e-479, 3.86e-479j | 
| 0.99941702236617402895 + 4.4612800004798610156e-1912j | 1.17e-478, 1.17e-478j | 
| 0.83618212425471087022 + 4.6712444674887824251e-1930j | 6.61e-481, 6.61e-481j | 
| 0.96291728734779929502 + 5.8850685353010803511e-1925j | 7.59e-478, 7.59e-478j | 
| -0.99941702236617402895 + 2.2264721336457569139e-1931j | 1.18e-478, 1.18e-478j | 
| -0.7968051114159045953 - 1.6892297665843628089e-1936j | 5.47e-482, 5.47e-482j | 
| -0.13616664909624659076 - 1.1561790802338275004e-1959j | 3.23e-505, 3.23e-505j | 
| 0.93027844333783315439 - 1.7201207803853974949e-1931j | 1.85e-478, 1.85e-478j | 
| 0.77571129070441980704 - 1.0213269860276348721e-1937j | 1.28e-482, 1.28e-482j | 
| 0.99766876919053919845 - 2.680818303455721913e-1929j | 4.17e-478, 4.17e-478j | 
| -0.87166047003275122082 + 6.339489493924315772e-1949j | 6.72e-480, 6.72e-480j | 
| -0.81696989301044201697 - 1.0512877989924199337e-1949j | 2.07e-481, 2.07e-481j | 
| 0.97156708939794148293 - 5.0457917227505896995e-1944j | 1.02e-477, 1.02e-477j | 
| 0.75371302532736111352 + 1.0983007011434079e-1965j | 2.81e-483, 2.81e-483j | 
| 0.91721130150545301784 + 3.1122318710598815596e-1959j | 9.04e-479, 9.04e-479j | 
| -0.98545951771719686801 + 9.377666784194086787e-1961j | 1.24e-477, 1.24e-477j | 
| -0.65720367881797246116 - 1.7861156216228284711e-1971j | 2.5e-486, 2.5e-486j | 
| 0.73083596427812410165 + 8.0201342759731140219e-1970j | 5.98e-484, 5.98e-484j | 
| 0.87166047003275122082 - 9.9805405744693321967e-1966j | 6.6e-480, 6.6e-480j | 
| 0.68255314321865408287 - 1.6563417984213407364e-1971j | 1.55e-485, 1.55e-485j | 
| -0.99475727885809482918 + 2.9201807274757952728e-1961j | 8.09e-478, 8.09e-478j | 
| -0.75371302532736111352 + 1.9486335633623145064e-1987j | 2.81e-483, 2.81e-483j | 
| -0.77571129070441980704 - 8.204092069425104445e-1987j | 1.31e-482, 1.31e-482j | 
| 0.98545951771719686801 + 4.6876724956194980206e-1980j | 1.2e-477, 1.2e-477j | 
| 0.57668032211486714125 + 2.2183958446105061831e-2023j | 5.84e-489, 5.84e-489j | 
| 0.81696989301044201697 - 1.9651910452036840294e-2012j | 2.03e-481, 2.03e-481j | 
| 0.97908408768232287563 + 2.6279902222810064663e-2017j | 1.19e-477, 1.19e-477j | 
| -0.57668032211486714125 + 2.3049788291279419952e-2034j | 5.76e-489, 5.76e-489j | 
| -0.63108794432605278937 - 7.6580710045790940014e-2032j | 3.78e-487, 3.78e-487j | 
| 0.7071067811865475244 - 7.0044760211819010464e-2031j | 1.23e-484, 1.23e-484j | 
| 0.60423638952109452076 - 3.0738018818093890039e-2035j | 4.81e-488, 4.81e-488j | 
| -0.73083596427812410165 + 3.393173943111074666e-2029j | 5.95e-484, 5.95e-484j | 
| -0.60423638952109452076 - 4.3374610118731724835e-2033j | 4.79e-488, 4.79e-488j | 
| -0.7071067811865475244 + 1.272571215216993191e-2030j | 8.17e-485, 8.17e-485j | 
| -0.97908408768232287563 + 4.6362707506148552896e-2021j | 1.16e-477, 1.16e-477j | 
| 0.49011021717801722536 + 1.9907177383083687072e-2044j | 4.94e-492, 4.94e-492j | 
| 0.85441940454648855255 + 1.0112521997310697283e-2032j | 2.23e-480, 2.23e-480j | 
| -0.94226092211882049562 - 6.1330070676501751371e-2030j | 3.24e-478, 3.24e-478j | 
| -0.51958395003543357813 + 6.3142920287309939393e-2047j | 7.59e-491, 7.59e-491j | 
| 0.7968051114159045953 - 2.3311319520522697469e-2039j | 5.72e-482, 5.72e-482j | 
| 0.54845187124931871364 - 1.4144904109426885268e-2047j | 6.59e-490, 6.59e-490j | 
| 0.51958395003543357813 + 1.7095901909508545444e-2048j | 7.46e-491, 7.46e-491j | 
| -0.68255314321865408287 + 3.9553270508338717582e-2041j | 1.55e-485, 1.55e-485j | 
| -0.49011021717801722536 + 1.2504516435801811764e-2048j | 4.86e-492, 4.86e-492j | 
| -0.85441940454648855255 - 1.9707645405302839545e-2033j | 2.23e-480, 2.23e-480j | 
| -0.54845187124931871364 + 1.4490977980581288385e-2044j | 6.6e-490, 6.6e-490j | 
| 0.398401089846241458 + 5.7823304616146017743e-2052j | 3.41e-495, 3.41e-495j | 
| -0.83618212425471087022 - 1.2613892379845442584e-2036j | 6.72e-481, 6.72e-481j | 
| -0.4294834430300819004 - 1.3350275256770053318e-2051j | 4.25e-494, 4.25e-494j | 
| -0.46006503773115212604 + 1.3612048157023828153e-2050j | 5.1e-493, 5.1e-493j | 
| 0.23676442046644673699 + 3.5070184784709399161e-2060j | 2.53e-501, 2.53e-501j | 
| 0.4294834430300819004 + 3.7075348413224202609e-2053j | 4.37e-494, 4.37e-494j | 
| 0.46006503773115212604 - 4.7480896585377445363e-2053j | 4.98e-493, 4.98e-493j | 
| -0.30251455088107578749 + 5.8896355070808803259e-2057j | 8.36e-499, 8.36e-499j | 
| -0.398401089846241458 + 2.8034482608398907538e-2053j | 3.31e-495, 3.31e-495j | 
| -0.97156708939794148293 + 3.7627179256889640903e-2051j | 1.03e-477, 1.03e-477j | 
| 0.65720367881797246116 - 2.6550683010632474159e-2063j | 2.47e-486, 2.47e-486j | 
| 0.3668542188130565157 - 9.7909458541471855389e-2076j | 2.42e-496, 2.42e-496j | 
| 0.63108794432605278937 + 2.7505339890261458455e-2077j | 3.84e-487, 3.84e-487j | 
| -0.16991038502866666211 + 1.7587933038125393666e-2093j | 5.93e-504, 5.93e-504j | 
| -0.3668542188130565157 - 7.5740928654483095292e-2086j | 2.37e-496, 2.37e-496j | 
| -0.034141110185967895283 + 1.5529773253201927728e-2098j | 1.52e-509, 1.52e-509j | 
| 0.33487961217098615196 + 5.9657247725440592101e-2088j | 1.34e-497, 1.34e-497j | 
| 0.20345601305263378988 + 8.0923683700909682214e-2093j | 1.47e-502, 1.47e-502j | 
| 0.034141110185967895283 - 1.4008632918799393689e-2098j | 1.52e-509, 1.52e-509j | 
| -0.33487961217098615196 + 2.3182632923593968132e-2087j | 1.31e-497, 1.31e-497j | 
| -8.7757616225532528602e-2143 - 2.0240627923735656859e-2142j | 2.01e-2140, 2.01e-2140j | 
| 0.16991038502866666211 - 1.1974765666025236333e-2093j | 6.18e-504, 6.18e-504j | 
| 0.30251455088107578749 + 2.031406049943572982e-2088j | 8.48e-499, 8.48e-499j | 
| 0.068242413364670975921 + 5.3370380111163488667e-2098j | 6.67e-508, 6.67e-508j | 
| -0.26979677115702427125 - 1.9987698030671460743e-2089j | 5.06e-500, 5.06e-500j | 
| -0.20345601305263378988 - 3.8837145808835371568e-2092j | 1.42e-502, 1.42e-502j | 
| 0.10226414894203423714 + 2.6474067976212679862e-2096j | 1.68e-506, 1.68e-506j | 
| 0.26979677115702427125 - 3.6239485204037107812e-2091j | 4.98e-500, 4.98e-500j | 
| 0.13616664909624659076 + 3.0401056256869566207e-2096j | 3.22e-505, 3.22e-505j | 
| -0.10226414894203423714 - 3.8214037955849425501e-2096j | 1.85e-506, 1.85e-506j | 
| -0.23676442046644673699 + 2.6005054352961681751e-2091j | 2.4e-501, 2.4e-501j | 
| -0.068242413364670975921 - 6.5594587066220008101e-2098j | 6.67e-508, 6.67e-508j | 
| Weight (ball center) | Error (ball radius) | 
|---|---|
| 0.00020153648180543861405 + 4.6142589957862172425e-1808j | 2.55e-121, 1.57e-350j | 
| 0.00079119888833430134485 + 8.1394857289127148743e-1808j | 1.39e-121, 8.54e-351j | 
| 0.00099472884233455425558 - 7.5696371189861365263e-1808j | 1.05e-121, 6.48e-351j | 
| 0.00020153648180543861405 + 2.9057320450337464256e-1810j | 4.06e-123, 2.5e-352j | 
| 0.0020049568243149304926 - 3.0244598875276367343e-1809j | 3.01e-123, 1.85e-352j | 
| 0.0012189603766064140922 + 1.8015136986602819234e-1809j | 1.72e-123, 1.06e-352j | 
| 0.00099472884233455425558 - 1.4618882194997789337e-1809j | 1.28e-123, 7.84e-353j | 
| 0.0023006504232887655367 + 6.3932788561186393723e-1808j | 9.19e-125, 5.65e-354j | 
| 0.0014628480202275864041 - 6.9179798113264101711e-1808j | 1.78e-124, 1.1e-353j | 
| 0.00011367343650911480634 - 1.6355711655228043807e-1810j | 9.6e-126, 5.9e-355j | 
| 0.0023006504232887655367 + 3.4985725298403497984e-1809j | 2.61e-125, 1.61e-354j | 
| 5.0619858498202432922e-05 - 2.0708793645669424213e-1808j | 2.47e-126, 1.52e-355j | 
| 0.0017252546564203582452 + 6.7078877589364917626e-1808j | 5.14e-125, 3.16e-354j | 
| 0.0020049568243149304926 - 6.5375477566223929138e-1808j | 2.74e-125, 1.68e-354j | 
| 1.2669732660113051883e-05 - 1.8186947604625027956e-1811j | 1.66e-127, 1.02e-356j | 
| 0.0032695592943139051196 - 5.1126955719107539714e-1809j | 4.42e-129, 2.72e-358j | 
| 0.00079119888833430134485 + 1.1569569442605668704e-1809j | 3.31e-127, 2.04e-356j | 
| 1.2669732660113051883e-05 + 4.1453835860588975973e-1809j | 3.12e-128, 1.92e-357j | 
| 0.0039684958089292159171 - 5.847355574025227151e-1808j | 1.7e-130, 1.05e-359j | 
| 0.010668028735585865734 + 3.5664018067408541801e-1808j | 1.65e-133, 1.01e-362j | 
| 0.0014628480202275864041 - 2.175443416568381887e-1809j | 1.3e-127, 8e-357j | 
| 0.0043290434073226424463 + 7.0011836131315578928e-1809j | 2.16e-131, 1.33e-360j | 
| 5.0619858498202432922e-05 + 7.2726883739523244099e-1811j | 1.31e-127, 8.06e-357j | 
| 0.0026109567932856870754 - 6.2665530289917255506e-1808j | 4.6e-130, 2.83e-359j | 
| 0.0036147847164620317828 + 5.9444410858811021895e-1808j | 1.98e-131, 1.21e-360j | 
| 0.00060931946520448241856 - 8.8707008686945692991e-1810j | 4.05e-128, 2.49e-357j | 
| 0.0046947464723030076589 - 7.6883691417590379086e-1809j | 1.12e-132, 6.89e-362j | 
| 0.0017252546564203582452 + 2.5832481378984301433e-1809j | 1.15e-128, 7.06e-358j | 
| 0.00031379933631075817599 - 1.7151825641382024575e-1807j | 1.58e-131, 9.69e-361j | 
| 0.0061748187450882966889 - 5.2895612101961544812e-1808j | 2.94e-136, 1.81e-365j | 
| 0.0050638999273659186091 + 8.4031180659139205746e-1809j | 1.26e-133, 7.74e-363j | 
| 0.0026109567932856870754 - 4.005042396615411169e-1809j | 1.2e-130, 7.4e-360j | 
| 0.0058056652900253857387 + 9.9120138369580412228e-1809j | 1.88e-135, 1.16e-364j | 
| 0.00011367343650911480634 + 7.9760346580102324766e-1808j | 2.33e-131, 1.43e-360j | 
| 0.0046947464723030076589 - 5.6595480989390642698e-1808j | 1.57e-135, 9.64e-365j | 
| 0.0043290434073226424463 + 5.7527177786296508106e-1808j | 8.51e-135, 5.23e-364j | 
| 0.00031379933631075817599 - 4.5362918201299854107e-1810j | 1.23e-129, 7.54e-359j | 
| 0.007254780500929272565 + 1.3222747133560198358e-1808j | 1.87e-138, 1.15e-367j | 
| 0.0036147847164620317828 + 5.7126102042246484416e-1809j | 5.86e-133, 3.6e-362j | 
| 0.00044993857877471185954 + 6.525376782577203958e-1810j | 8.85e-130, 5.44e-359j | 
| 0.007254780500929272565 + 5.005945828429979144e-1808j | 3.81e-140, 2.34e-369j | 
| 0.0065405218100686619015 + 5.1959298728346033074e-1808j | 3.7e-139, 2.28e-368j | 
| 0.0054347826086956521739 - 9.1446147596493400222e-1809j | 1.15e-135, 7.06e-365j | 
| 0.0069010694084620884307 - 1.2360748378960487411e-1808j | 1.26e-138, 7.74e-368j | 
| 0.0050638999273659186091 + 5.5671216087936244628e-1808j | 4.28e-138, 2.63e-367j | 
| 0.0069010694084620884307 - 5.1014274140406215887e-1808j | 3.2e-140, 1.97e-369j | 
| 0.0054347826086956521739 - 5.4748988692148537314e-1808j | 8.28e-139, 5.09e-368j | 
| 0.00044993857877471185954 + 1.1078659729628637652e-1807j | 2.76e-137, 1.7e-366j | 
| 0.0082586084241056172725 - 1.5932337952624169954e-1808j | 1.54e-143, 9.49e-373j | 
| 0.0029344291427654775759 + 4.5432889631062125454e-1809j | 3.2e-135, 1.97e-364j | 
| 0.0012189603766064140922 + 7.1910534634406848686e-1808j | 2.94e-137, 1.81e-366j | 
| 0.007935136074625826772 + 4.8117993550292058452e-1808j | 5.85e-144, 3.6e-373j | 
| 0.0039684958089292159171 - 6.342346298073346149e-1809j | 1.83e-136, 1.13e-365j | 
| 0.0076000059230773992282 - 1.4106014778449687774e-1808j | 9.24e-143, 5.68e-372j | 
| 0.007935136074625826772 + 1.5009551905414537244e-1808j | 1.59e-143, 9.75e-373j | 
| 0.0058056652900253857387 + 5.3824780637356966049e-1808j | 1.5e-141, 9.25e-371j | 
| 0.0082586084241056172725 - 4.7130836452439397071e-1808j | 1.77e-146, 1.09e-375j | 
| 0.0029344291427654775759 + 6.1518137359103903316e-1808j | 3.85e-141, 2.37e-370j | 
| 0.0076000059230773992282 - 4.9094158397223481583e-1808j | 4.91e-145, 3.02e-374j | 
| 0.0091443105609709461026 + 1.880569678577136463e-1808j | 2.58e-150, 1.58e-379j | 
| 0.0032695592943139051196 - 6.0453108901338949278e-1808j | 1.75e-141, 1.08e-370j | 
| 0.0088646083930763738553 - 4.512404170546577083e-1808j | 2.12e-149, 1.3e-378j | 
| 0.0085689147941025388111 + 4.6132768048197862057e-1808j | 2.85e-148, 1.75e-377j | 
| 0.010260245752186821929 - 2.3879308904792015286e-1808j | 2.99e-154, 1.84e-383j | 
| 0.0088646083930763738553 - 1.7831477339876163285e-1808j | 7.95e-151, 4.89e-380j | 
| 0.0085689147941025388111 + 1.6873332620910911982e-1808j | 4.1e-150, 2.52e-379j | 
| 0.0098748363750567500922 - 4.0992206080052064652e-1808j | 3.48e-154, 2.14e-383j | 
| 0.0091443105609709461026 + 4.4105054666668099183e-1808j | 1.12e-151, 6.88e-381j | 
| 0.00060931946520448241856 - 9.1041460248970759396e-1808j | 1.23e-145, 7.56e-375j | 
| 0.0061748187450882966889 - 1.0704441244805408348e-1808j | 6.85e-149, 4.21e-378j | 
| 0.0094067171971637179438 - 1.9794900453624372045e-1808j | 4.61e-154, 2.83e-383j | 
| 0.0065405218100686619015 + 1.1520995401286498932e-1808j | 2.8e-149, 1.72e-378j | 
| 0.010555765881080546172 - 3.6739505515346209944e-1808j | 2.21e-157, 1.36e-386j | 
| 0.0094067171971637179438 - 4.3076325054290033225e-1808j | 3.6e-154, 2.21e-383j | 
| 0.010856895484731191296 - 3.2424126188677957523e-1808j | 4.41e-159, 2.71e-388j | 
| 0.0096506048407848902557 + 2.0797984286707360032e-1808j | 4.17e-156, 2.57e-385j | 
| 0.010419626638616592488 + 2.4926662395868215428e-1808j | 1.35e-158, 8.31e-388j | 
| 0.010856895484731191296 - 3.0263769616420681813e-1808j | 3.79e-160, 2.33e-389j | 
| 0.0096506048407848902557 + 4.2038473161997032993e-1808j | 3.08e-157, 1.89e-386j | 
| 0.010869565217391304348 + 3.1343256872574127601e-1808j | 4.78e-160, 2.94e-389j | 
| 0.010555765881080546172 - 2.5982234104222471617e-1808j | 3.21e-160, 1.97e-389j | 
| 0.0098748363750567500922 - 2.1813832367191254686e-1808j | 5.98e-159, 3.67e-388j | 
| 0.010818945358893101915 + 2.9186787245544409203e-1808j | 6.11e-161, 3.76e-390j | 
| 0.010078366329057003003 + 3.9938304935218317311e-1808j | 9.7e-161, 5.97e-390j | 
| 0.010419626638616592488 + 3.7811032619373844624e-1808j | 2.36e-161, 1.45e-390j | 
| 0.010755891780882189541 - 2.8113442803020036053e-1808j | 1.24e-161, 7.61e-391j | 
| 0.010078366329057003003 + 2.2841318672729483965e-1808j | 4.47e-161, 2.75e-390j | 
| 0.010668028735585865734 + 2.704487670678023799e-1808j | 1.11e-161, 6.83e-391j | 
| 0.010755891780882189541 - 3.4585589514543627561e-1808j | 3.06e-163, 1.89e-392j | 
| 0.010260245752186821929 - 3.8877614195818018187e-1808j | 2.98e-163, 1.91e-392j | 
| 0.010818945358893101915 + 3.3505268032368320959e-1808j | 3.05e-163, 1.86e-392j | 
All rules of Chebyshev U (second kind) type can be downloaded here packed into a single file.