Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> c74cba6d8f74903e828504e33380159901c96fc842212d60ee8774579c3c47cc:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^