Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> d6aa0d0aea87ae3a5962c940467557004444a6bd2239cc3f5723c5af1c7f39f3:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^