Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 018ce3ec6bc85a5a02f140fde7a4cd189217068b1d190827a8affc2a4e99064d:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^