Starting with polynomial:
P : 3/2*t^2 - 1/2
Extension levels are: 2 23
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Trying to find an order 23 Kronrod extension for:
P1 : 3/2*t^2 - 1/2
Solvable: 1
-------------------------------------------------
Ending with final polynomial:
P : 3/2*t^25 - 58971525/6424054*t^23 + 475944865/19272162*t^21 - 32238525/839618*t^19 + 30864184725/808971943*t^17 - 266022720865/10516635259*t^15 + 4413677920575/389115504583*t^13 - 102170405535/29931961891*t^11 + 280731323675/419047466474*t^9 - 1053862524825/12990471460694*t^7 + 295439926485/53817667480018*t^5 - 83248816825/484359007320162*t^3 + 42761324/26908833740009*t
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Computing nodes and weights
  current precision for roots: 53
  current precision for roots: 106
 current precision for weights: 53
Linear system for weights solvable: 0
  current precision for roots: 106
  current precision for roots: 212
 current precision for weights: 106
Linear system for weights solvable: 1
  current precision for roots: 212
  current precision for roots: 424
 current precision for weights: 212
Linear system for weights solvable: 1
Sufficient bits for target precision reached
-------------------------------------------------
The nodes are:
| (-0.24367960446059658713 - 8.3967067952334866811e-440j)  +/-  (1.6e-125, 1.6e-125j)
| (-0.36091621457855656438 - 6.849985882795289477e-438j)  +/-  (2.63e-124, 2.63e-124j)
| (-0.94289057046880731615 - 2.970543408208663398e-438j)  +/-  (1.34e-119, 1.34e-119j)
| (0.99554988636306000904 - 2.0995148072725433654e-447j)  +/-  (5.33e-120, 5.33e-120j)
| (0.89484858028447169639 - 2.5133796336708058982e-447j)  +/-  (8.04e-120, 8.04e-120j)
| (0.94289057046880731615 - 1.1975243644236521207e-448j)  +/-  (1.32e-119, 1.32e-119j)
| (0.47270385139629456737 - 8.6482472626785862311e-451j)  +/-  (2.86e-123, 2.86e-123j)
| (-0.89484858028447169639 + 1.7655526387656221969e-452j)  +/-  (8.34e-120, 8.34e-120j)
| (-0.99554988636306000904 - 1.032261219794122771e-458j)  +/-  (4.87e-120, 4.87e-120j)
| (0.97662774409517878817 - 2.185892992524820763e-470j)  +/-  (1.23e-119, 1.23e-119j)
| (0.83323726941270223715 + 3.9924171033630195972e-474j)  +/-  (3.46e-120, 3.46e-120j)
| (0.24367960446059658713 + 5.9792413697748577391e-475j)  +/-  (1.6e-125, 1.6e-125j)
| (0.75899922977878388607 + 1.9100617269363168484e-474j)  +/-  (1e-120, 1e-120j)
| (-0.83323726941270223715 + 3.1885937875877211267e-472j)  +/-  (3.27e-120, 3.27e-120j)
| (1.2551853596958955176e-478 + 1.0786511358388220934e-479j)  +/-  (3.15e-477, 3.15e-477j)
| (0.67326812543928151739 + 7.1153058549261093248e-483j)  +/-  (2.02e-121, 2.02e-121j)
| (0.12276580317860018479 - 7.4680845086496908553e-482j)  +/-  (7.38e-127, 7.38e-127j)
| (-0.97662774409517878817 - 1.2048165276542066474e-483j)  +/-  (1.24e-119, 1.24e-119j)
| (-0.75899922977878388607 - 3.7441690282131758158e-493j)  +/-  (1.01e-120, 1.01e-120j)
| (-0.47270385139629456737 - 6.2152151074502264264e-496j)  +/-  (3.07e-123, 3.07e-123j)
| (0.36091621457855656438 - 2.7937443970578516485e-501j)  +/-  (2.69e-124, 2.69e-124j)
| (0.57735026918962576451 - 8.4683569842194570752e-499j)  +/-  (2.85e-122, 2.85e-122j)
| (-0.12276580317860018479 + 2.6032541345086115389e-500j)  +/-  (8.16e-127, 8.16e-127j)
| (-0.57735026918962576451 + 5.7603989357106014426e-499j)  +/-  (2.87e-122, 2.87e-122j)
| (-0.67326812543928151739 + 2.9354523936419355981e-503j)  +/-  (2.12e-121, 2.12e-121j)
-------------------------------------------------
The weights are:
| (0.11937583396627485105 + 6.2410860473587979902e-438j)  +/-  (7.94e-36, 9.82e-94j)
| (0.11480165305445087716 + 5.7695300821367578123e-439j)  +/-  (7.06e-36, 8.72e-94j)
| (0.040994164304641727155 - 1.3205626385982231148e-438j)  +/-  (4.51e-37, 5.58e-95j)
| (0.0114118448269769596 + 8.5606711125207288954e-441j)  +/-  (1.93e-37, 2.38e-95j)
| (0.05496699022650441765 - 9.8947320857596631601e-440j)  +/-  (9.8e-38, 1.21e-95j)
| (0.040994164304641727155 + 6.0564357735027872984e-440j)  +/-  (7.62e-38, 9.42e-96j)
| (0.10849115599794479654 + 4.7769705427041425072e-439j)  +/-  (9.57e-39, 1.18e-96j)
| (0.05496699022650441765 + 4.4165740748767602298e-438j)  +/-  (2.27e-39, 2.81e-97j)
| (0.0114118448269769596 + 3.0607136392595471957e-439j)  +/-  (3.99e-40, 4.94e-98j)
| (0.026394419745185403504 - 3.0275084306355264021e-440j)  +/-  (4.06e-38, 5.01e-96j)
| (0.068098268526873204869 + 1.4614585322602373064e-439j)  +/-  (1.03e-38, 1.28e-96j)
| (0.11937583396627485105 + 8.4236205927747682227e-439j)  +/-  (3.53e-40, 4.37e-98j)
| (0.080188559103480589342 - 2.0382876162062455514e-439j)  +/-  (1.02e-39, 1.26e-97j)
| (0.068098268526873204869 - 3.1295054014058594347e-438j)  +/-  (3.31e-41, 4.09e-99j)
| (0.1230753654247317462 + 1.6985363892152182852e-438j)  +/-  (1.03e-40, 1.27e-98j)
| (0.09105558359237580354 + 2.7481562138322801137e-439j)  +/-  (2.48e-40, 3.07e-98j)
| (0.12214712656528791699 - 1.1624807330418869699e-438j)  +/-  (1.11e-40, 1.38e-98j)
| (0.026394419745185403504 - 1.7290497574693676978e-438j)  +/-  (3.83e-42, 4.73e-100j)
| (0.080188559103480589342 + 2.9533319615393669101e-438j)  +/-  (9.87e-43, 1.22e-100j)
| (0.10849115599794479654 - 7.5413971098655086708e-438j)  +/-  (5.44e-43, 6.74e-101j)
| (0.11480165305445087716 - 6.2959319439927178547e-439j)  +/-  (6.87e-42, 8.5e-100j)
| (0.1005367173776375795 - 3.636402905942675879e-439j)  +/-  (7.38e-42, 9.12e-100j)
| (0.12214712656528791699 - 2.7701535884317706666e-438j)  +/-  (1.38e-42, 1.71e-100j)
| (0.1005367173776375795 + 4.2346004705720772476e-438j)  +/-  (7.31e-44, 9.07e-102j)
| (0.09105558359237580354 - 3.2578650521158102019e-438j)  +/-  (5.55e-44, 6.81e-102j)
