Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> dc92ebac876837dd20a19f748c59670c9db48e2af6760961a83d93b6839838b1:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^