Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 8b4960a9f390a0960f0a78b44d711a43f77edd788e3c6a8da639f0956c9d4516:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^