Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 12a036cb99547aca6e4f4d601a7f164b82cbd38014cdb8ba9da4f9ed185743fd:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^