Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 6817752748162d59f99e2c9ffddc9d81bc355ec970300eb850bf14eb3e2b513d:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^