Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 8fd3feacbef6ecf120d75b0d68dd1ba8e35e78a38d4d868209e59cfc69250fa5:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^