Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 612171fad465020f59e38f045f7c0f9702fb94bcdc4f3e8e563ef89b1c0cbc26:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^