Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 2d1fa1153dc3ac1037c6b7689f4788d316ab73cf5d20464a37cfc81da98569f2:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^