Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> d27c01b11f932c7e8e96e2fa445e2226b1dcfdb43441b1209145a7ec2692b077:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^