Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 9b200c98e186419fd9fa28956a9b41f6a5a3ba3b670179bcbb22faeb02974ab5:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^