Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> e985eb1f212896028b7cabcec43575b4af9c2b649b1ccbbfda1e63b4bd58b7fd:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^