Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> fe0de643faa41d956aad34cdcb38dca8b926cc2dcb5f9c90b19f5b6d07d535dc:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^