Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 42a0ae1eb8af42a9b11ebdc9d9a07598409d273345683142cec39cfb04935b5e:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^