Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 2e454ac29b9daf2f678ae9d8b21d110d2b17621d48588079eec8a2ef7479d09c:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^