Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> e98af7ccf5e33dd932212a1042f9c5dc021a9126bfdbe6716b220053fb5970eb:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^