Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> cdaae46e4964de233893dd4a6481fef37b27784f9d4660e17972377617ebc60c:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^