Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> ff4366b93d1777b8443cd93b9cfa209d76ce83f4a95c7eb349064d32e6d23f2b:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^