Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> ffff6ebd8aa1282c503a745f66f5fe9f9d45c3c5728a57ce796c141f79d2418e:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^