Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 07044735be9c82d32c0dacd453d9125a7449f0c2d6fe8e9b6368411cb83a836b:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^