Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> d980a1e8db7b28ce23254670d41b1383ac0b299795523b4295b92231325b4550:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^