Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 9b286626a69d9e2ba0ca74053896efab1bcce83aeb2efc5c9bed31841c752c34:13:8
   |
13 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^