Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> faaf4eacce07971ce7343d9887d78cd741e8cbd27373f58f5b30e8cb9acb2a8a:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^