Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 878f2021598326c35f9c8e86ab21e9980e7eee7a2f4f9ca9c6686fb282fc0002:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^