Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> da09f76eecd5dc584e62e94f46f6c0c04d868fcfda3f4f056976d7427f56998d:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^