Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> df81502e242daf2d00b3e7d3e7dfd41468b9be87326a03556964cbfb9922d09e:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^