Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> c94a765927c4f8d75fc3168ebe6b11e56a1c0afa27c4af6821198d80f8dade56:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^