Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 28e192c2db90e8b16ae759229222bd27a8375b55ceda1a989f12d509caf54f1a:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^