Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 9f7b16a6d21e8757065255b304c2e6ae5101230355b840d01c10e829bc65aabb:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^