Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> fc52f48194b95230c5a9558c18f8d05d059bc5f0a3d9eaa147ea901313f3b931:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^