Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 73d3f6ed4762ea6462381f0f8091c6772ed53d34ce54a90eb779fb7b76bafeba:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^