Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 5e1f6a211170877c1cc28bc6b5bd5582b6ce8536a65505a420f42b807168fa47:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^