Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 81e14a528694e80643c8e613ac392635996cb27bb54a7f97a3e8dbca54008fa1:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^