Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 89aacca404dca44a9f28416fece585ddbe99b74c651277bdf8a548e1950150dd:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^