Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> de02c0a50916f35de0c6a8fc1c7d8fe4263d4142d1fc5cc9de8164fe804b7cda:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^