Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 13a67f3b8bb5071a583e422776856364fc8640de3d3d428429edfd89faf6f26b:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^