Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 5b7af10879931b650c005354c8b14e714b81ab2b19045307f78095095372359f:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^