Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 441eec51f7bb9d5792371291401a6d38a9dd81d3c21facbda7993782323aad88:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^