Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> f01d8a8c088d26f6223fc6baebaa40c5cb408e0c09643ddb83160cd16a9cfc75:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^