Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 1bc4ddc677478dccfab13ebf905999f5dc50be7ad46ce68daf38b08e5405a587:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^