Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 68342e1eb9bd25acf8ca8b62915e3f34e6955f65ecf85d5563de4345ad73e4b7:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^