Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 17e39e68b718df0a9050a608e4f17a0f61ec554cbdfb3b5f986ed8051817dd47:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^