Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> d5f15c18869d53a5b61e80bb3df578d20243818bf0e4963b709d3d2d1c8961f8:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^