Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 011a07f912d4d16a0a460d69a243c31c2401eae3e644e77d861f6d5b9caaf39c:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^