Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> a7dc483319f9845ed89d843e5cd0d81290d98dc5fd66e6acdd3df932194dd662:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^