Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 7331984b9797c2c9e75ca9e4ed134aee5d19f3799f4aef7be14ae73d47044b17:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^