Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 771dd600773d503909cf40fe86d3c3193f30297377602fa1009cb55a50901a29:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^