Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 56e91f9f61fac8fcbf5b3a9c0a4f1790b0ac7708ea6148d1496a998085696471:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^