Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 5da2523015a9b210835e7aae1fc96cb09cebda90641a704070014538f199738c:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^