Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> a919e146b172ec4abe23890b64116b762bc058f029962666024ad13d8ba60799:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^