Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> f1f02bf327fc9ae9b85284d3d5be91879cefbcded65f2f917e28afb6fa7dfcff:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^