Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 66769ed4fc9c88b3ad8754877ab5f60f117983b093ee5f49d32b3385536a7be7:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^