Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> d83b718ec5f8137b2fe6bf9382f76b69bf944d1a4040fd53877bfc277b44b97a:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^