Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 5425898de1ca54882bf4aa390d711ab72d6779839d492b1c04bda4491184f10f:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^