Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 43c4bac4061adf2471b72f07acb2bdf35833c7eb09e6aa181a35f81c7d682fed:13:8
   |
13 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^