Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> b320edbd525e0883feb7016a43766d169de7c75a413712332b0017eb031076d9:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^