Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> fb304111d2cee72cfb4b6cc67d07fadaec9d7b2432ba1e915add89a6a1026ca4:13:8
   |
13 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^