Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> c4f366a142f8c2e0c13acb35cb5a4261a434295eb1c83373e64848fbbcb7e378:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^