Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 85b4fbf5b5ebb078cc1bccd9b28a91efe30ace66f94ced6a83e925ab9157843c:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^