Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 4f5c14bae68e24dbcf07f9f6945fdc3805f0586b8db9a5b4b464ab851ec23668:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^