Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 2e856a13d22f9432d820fbaa70620097edf8932cbaea9a6f30798a748b61b33f:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^