Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 92d2997532053eccc0407657e773b8162a55237a10f176eaae5f2b3b8809096e:14:32
   |
14 |                                 let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^