Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> cf080df3a90861a472837882db844eeedf3f234ceba5ab059401ff083eb23820:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^