Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 2707f90c947fa9fad5f26398d7f2f80a8e32fc3453df99d1c3f262654b7a49b8:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^