Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> d6c4b8db9c1fe467c66f9845ce8ed00a4980bad1559fdb0121e8f78cb053190d:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^