Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> c9970aab54abbac8ccfb43027042b36b9028d5c7a8474e1c4ff88380032f3a9b:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^