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) | 
|---|---|
| 0.97814760073380563793 - 3.1525041566927474407e-200j | 1.48e-60, 1.48e-60j | 
| -0.97814760073380563793 + 5.8945990940791014405e-202j | 1.75e-60, 1.75e-60j | 
| -0.9135454576426008955 - 1.23421906230387848e-205j | 3.18e-60, 3.18e-60j | 
| 0.1045284632676534714 - 1.4989726781924076176e-206j | 9.53e-64, 9.53e-64j | 
| 0.8090169943749474241 + 3.0295795200479666948e-207j | 2.84e-60, 2.84e-60j | 
| 0.66913060635885821383 - 2.2315547487175606522e-211j | 6.01e-61, 6.01e-61j | 
| -0.1045284632676534714 + 1.1603342079438231345e-214j | 8.47e-64, 8.47e-64j | 
| -0.8090169943749474241 - 4.5835467491530904091e-216j | 2.14e-60, 2.14e-60j | 
| -0.3090169943749474241 - 3.7620210648178640688e-216j | 1.36e-62, 1.36e-62j | 
| 0.5 - 1.8369243480555976898e-219j | 9.44e-62, 9.44e-62j | 
| 0.9135454576426008955 - 1.3268766465370094615e-229j | 3.99e-60, 3.99e-60j | 
| 0.3090169943749474241 - 5.8813223628645699641e-233j | 1.36e-62, 1.36e-62j | 
| -0.5 + 1.0504607856667199829e-232j | 1.15e-61, 1.15e-61j | 
| -0.66913060635885821383 + 3.6266844115926241924e-234j | 6.9e-61, 6.9e-61j | 
| Weight (ball center) | Error (ball radius) | 
|---|---|
| 0.0028818180785799701499 + 3.0827458580496752609e-201j | 4.88e-17, 9.12e-47j | 
| 0.0028818180785799701499 + 1.1212806341458255374e-203j | 2.09e-17, 3.91e-47j | 
| 0.011028979788038059539 + 8.3153154750157139314e-203j | 1.78e-17, 3.32e-47j | 
| 0.065938253357793521264 + 2.3435112174493870195e-201j | 5.68e-18, 1.06e-47j | 
| 0.023032766854168419197 + 4.2855854303183193203e-201j | 1.51e-18, 2.81e-48j | 
| 0.036817615442255115713 - 3.7428497957998238599e-201j | 1.47e-18, 2.75e-48j | 
| 0.065938253357793521264 - 1.8754742839414710991e-201j | 9e-19, 1.68e-48j | 
| 0.023032766854168419197 - 3.2598955709662277554e-202j | 1.61e-19, 3.01e-49j | 
| 0.060300566479164914137 + 1.423741291250770731e-201j | 1.92e-19, 3.58e-49j | 
| 0.05 + 3.2766346517696529002e-201j | 1.13e-19, 2.1e-49j | 
| 0.011028979788038059539 - 5.3785675232570055871e-201j | 3.99e-20, 7.45e-50j | 
| 0.060300566479164914137 - 2.8133411880166548673e-201j | 7.29e-20, 1.36e-49j | 
| 0.05 - 1.0047161281339478937e-201j | 5.52e-21, 1.04e-50j | 
| 0.036817615442255115713 + 6.3435406631610545624e-202j | 3.66e-21, 6.76e-51j | 
All rules of Chebyshev U (second kind) type can be downloaded here packed into a single file.