Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> b9a3a61937a7313f300efc5cb7b993073f9091191e8c8b66006c9fddf881d8a8:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^