Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 525ba03d42ccff539b645c04716a213831920378788bfb607aeb3aaf7fe94dfc:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^