Starting with polynomial:
P : t
Extension levels are: 1 10
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Trying to find an order 10 Kronrod extension for:
P1 : t
Solvable: 1
-------------------------------------------------
Ending with final polynomial:
P : t^11 - 55/21*t^9 + 330/133*t^7 - 330/323*t^5 + 55/323*t^3 - 33/4199*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: 1
  current precision for roots: 106
  current precision for roots: 212
 current precision for weights: 106
Linear system for weights solvable: 1
Sufficient bits for target precision reached
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The nodes are:
| (0.9782286581460569928 - 1.2915443905699424831e-163j)  +/-  (3.38e-61, 3.38e-61j)
| (-0.73015200557404932409 - 7.9699057950801666e-170j)  +/-  (2.9e-61, 2.9e-61j)
| (-0.9782286581460569928 + 2.9401022354255186236e-179j)  +/-  (3.05e-61, 3.05e-61j)
| (-0.26954315595234497233 - 6.8029048926396722684e-185j)  +/-  (5.33e-63, 5.33e-63j)
| (0.73015200557404932409 + 7.7566905448171938871e-186j)  +/-  (2.91e-61, 2.91e-61j)
| (0.51909612920681181593 - 6.0329815348578174678e-187j)  +/-  (5.46e-62, 5.46e-62j)
| (-1.0414075268504565867e-187 - 3.4474180199187528387e-187j)  +/-  (3.96e-186, 3.96e-186j)
| (-0.88706259976809529908 + 7.2382311941653501985e-189j)  +/-  (6.14e-61, 6.14e-61j)
| (-0.51909612920681181593 + 1.9230504999997432676e-197j)  +/-  (6.37e-62, 6.37e-62j)
| (0.26954315595234497233 - 4.4653033380917102559e-203j)  +/-  (5.33e-63, 5.33e-63j)
| (0.88706259976809529908 + 5.9324744348932721971e-202j)  +/-  (5.86e-61, 5.86e-61j)
-------------------------------------------------
The weights are:
| (0.055668567116173666483 + 1.6330446985199285595e-163j)  +/-  (3.65e-23, 1.04e-52j)
| (0.18629021092773425143 + 2.5348088549849523134e-164j)  +/-  (1.54e-23, 4.36e-53j)
| (0.055668567116173666483 + 3.6749393610809642218e-165j)  +/-  (6.71e-24, 1.9e-53j)
| (0.26280454451024666218 + 5.8094550050688297241e-164j)  +/-  (4.96e-24, 1.41e-53j)
| (0.18629021092773425143 + 1.7455984284447481265e-163j)  +/-  (2.58e-24, 7.31e-54j)
| (0.23319376459199047992 - 1.3200051626927662194e-163j)  +/-  (2.59e-24, 7.36e-54j)
| (0.27292508677790063071 - 7.841780164100483922e-164j)  +/-  (2.02e-24, 5.71e-54j)
| (0.12558036946490462463 - 1.2878389504598041435e-164j)  +/-  (7.28e-25, 2.06e-54j)
| (0.23319376459199047992 - 4.0475915171219731995e-164j)  +/-  (1.01e-24, 2.85e-54j)
| (0.26280454451024666218 + 1.0228626321502821521e-163j)  +/-  (4.01e-25, 1.18e-54j)
| (0.12558036946490462463 - 2.6349553128701543381e-163j)  +/-  (1.54e-25, 4e-55j)
