Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 2852cb3a5c677f22891fb0ef472176c7259d3c92a94e7048af1d1a2155a2aa88:13:8
   |
13 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^