Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> ea21d488628de359937f8a7f38c6177e38154de33fbecfe6ea7d044ca37f7882:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^