Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 7e56dec6f6b6e0f97af65edf961c0124fd1abadd6f75c0c960bad54e8563ea39:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^