Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 28b69dd9f1d9f8d12ff589164a4d88f134ded9274225a9be7407185c6446594c:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^