Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 529d73bf4cd0f7e45ad35677c368d6a8d2ae0f392bec8bdeb231f97a67e84375:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^