Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> fac5e762560d5e7239882a311d48c91e51662777718a6492ba4e9f224dd533c1:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^