Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> da9cc9651b5709b758d8f1f51f13ae2d5af0bd05c2bb8e6f9c3be8bcc078cefe:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^