Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> c36198f01b9fc8780749002e270a747bb6e4a0e18510226b89a5deaaeaca9195:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^