Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 8b4865bb0389351c75048b018888833426635b321827ae8023f95c9ef66110f4:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^