Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 817479e81bd2051bb70939c8877e8efa9f7bf48f44342b0b71b98b4ad680913c:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^