Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> f62e4e8f8a82a91123d587bac0a607f3c436015b8d5539aff1bf342c64774467:13:8
   |
13 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^