Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 996f04d0891072c381447f9186b388fadd4aaccdeba8177a3417621777a080fd:13:8
   |
13 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^