Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 573feeb2fea2f21894538c6dfe0845a48b95e4bcdae864e19f2d4c17370d42c8:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^