Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 90788625c4717cdd6bad6220818e5b5a00e0f2e19ef461a4b9e1893006cd0a4f:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^