Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> a5520fcaeb12cd36787f0591e79fd21ff0f7ef0dbead9bba05388c8c2b7baa69:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^