Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> edf41d3e72f3d6c86c2155076ced9edc7278a0dcca5efe83af3f1e83c4cb50a2:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^