Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 4798da938b8f003d4da64f6817135647ae8538829463e2dc37fa9465adcc62d3:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^