Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> c8048f5b769f05f5b84e4d5596545ed054a1429cbf82137d1cedaaf959a9e630:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^