Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 973ebb2f9e3de0a3094b2debcdede2169f98a6d8899ace0862e74ace6dc51b97:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^