Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 1929c910660b67cefddcd6a1d8edf0e9bf0f993aba32f646cf1f24d10fea13f3:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^