Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 9c1589f30815670e1432ac1ef80bce402a2bc45a384367750841e7b89bdc5a44:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^