Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> c54c8a2f85fd868b027efd187870e3a14dec1e36c8fa06c4361fa261da411d88:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^