Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 352f2989d4fe2cf2acd13996b988b254c7c8a9c62c8b62a731bf25f5d98c1806:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^