Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> b698a9d8dc7ea5ae595517ad768b9e53618797055ecbf9efe165cdf50f095dab:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^