Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> e6c7d59aa393d96f65d8cf94392f3e13dff9705438fff43eb7681a04c0bb28ea:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^