Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 789fc0a3fb1cbe1478cae57da1a756afb696ea09d5293b6240b531762628698e:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^