Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 6aebce86deee0367a9d80628f8213357a1d400276ae496f979602f6d08faca0c:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^