Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 01a82dfef917d87165bbdc36957cc6a4f297739301c1c24cb6139b98cfcb9837:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^