Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> afd0fe9d97e0c86be8dc59a699bba4ef00e0644700ca183f458781cad1e3daf1:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^