Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> ffda333994a683a8d52341d1a028638b9431a211be69ef20f461cedb84c69f05:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^