Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 4c2aecb8fb1cc141076df7aa12b9c5d8effceca86a893b7338d0dde01d7e7907:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^