Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> e806495fb7fe512b1587ea72cf1a445c46895b4c253fe81c37e7ae60a9cd59f1:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^