Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> ddfe9d950612bc4b59e7d8b6f5799e59e21f8eb8a7e2f6fdbf29b2fef299a10d:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^