Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 927eb1c921a8d2acdf1f3d4619f2003ec33fc1237f0718a743b52afe32a17270:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^