Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> e883ef6942e5c2a218e0c02fd73e9cffd672bdce457b89d1054d17a547d2af87:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^