Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 57a555ad0ea8b80715b7c2d92ed2573db380a59f9025bce9a12d86f384136ab3:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^