Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 5f97da5b2615664589e1968dd9af38557fd9d1c8ecf9170edfd99ba093c25f05:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^