Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> c7daac24a70bb0408d48c54a8a2309858e40cd1abaeb9deb35725ed7cabb9fae:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^