Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 221b6b19cbb997e3e62bfab95b6c8b5481f4fb9422245b225e9afe473487aa56:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^