Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 3e8308c7c17b522a5b886c9650663fb704c99231514ddc7891fdc7c8a0de82cb:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^