Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 6482d6c73b8a80386766095e4c9cf69dc3c7a05c87fbd6c674846c7facfc4aec:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^