Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> d3715c4e7a40f9dd88d142ce187c8b2a18b5446b4808afe1f9ea7ba180071d35:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^