Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> f549bc478e4eea3863f403409a94b85f7f890d38cd4b4a0fb43ed4d7893cc2dd:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^