Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 2fdc9f70fb257a949671ddf4773b6a30d204d8b05ec3960d7fdb4bd5e6bd0853:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^