Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 8c04ae685935f1f789fedf089cef1eb8d15e66fd17eba0ad9c8f3d3300ddce23:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^