Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 2170c0121d954699f19242818b4d56fdfafbb30461e33ed56c3de6c480b39748:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^