Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> dd579f162e5d0ed0863b970a9ddbe90ea7e7d8396b07487d0c109a64aa8b64cc:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^