Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 0eb23478e9e751edf50c7ed8b96b469a6d8af65cdd43803aa5a6ecf62765c720:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^