Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> c6d6e014e5a5bd9f9495e9461863e39e21abb2eea4b837f80c7d217d6aec799e:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^