Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 0972d7abf51b069f8d3b2243a295a3d90fb88790112110d0725e173e79080a14:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^