Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> f8202b15bdb8ac62f03222d9609edbac5d484bc4cba5c2b6eab321c55c8271f5:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^