Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 3fe57bcd897d9f77dec8e6276475e8f489a2b07d290f22e20366c51d9a07fad9:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^