Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 055a686648f55f5404891f8de6671bbf78e5f0053904b544a728542d13faac12:13:8
   |
13 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^