Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 41cea75eea54a25eca994987fdd876c89ed31593806251f40a8ad16e9256ae79:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^