Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 611c3e415cb6a0f0d6ceb887d5aaf752441382bf262bb73dc3228b1e2950b64f:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^