Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 4c5b87ed149b76a14703806e38149d3f4fc23dcd0bf8d6ce8bddadd1b434449d:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^