Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> ba34353db9fd6e25e653400a3444c4e2d9658814e628120021352a6bcb892ef6:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^