Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 4d110172fccf3f2911197e9a1a10b8d51551a31f3d7d1b8bd845ae87222d060b:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^