Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 64768a4fca6252d88b1454f383d7d8a65f43f505e8e65f59bdcefc7a6fae50c7:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^