Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> ecedc7a10db7359df916e9b0572645c772e6e5681b3868aba9d0c58153be7023:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^