Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> e50344590f921058433be134bdceb5382685fa8c9c562f0d5944e5e327ce46ba:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^