Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 570bab5b3dd7ec37ba9c96ca09c177189f8063073bd1f80784023197d73cf9e7:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^