Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> ec0115cd8cccf5ef4d9ca98f4da79ed2cc9618bb1b4a73bdd90fd71c8c37edcc:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^