Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 0a451c84ca86d1d5628b08d0861b23be10d5d7a40b49d9da980c72395a63cb96:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^