Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> e3789db722df95917e708631ad638f200378cf8dc77a0dbd2081989163a1146f:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^