Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> c709df9709dfbc404e9af1536d3b72ae6a1d4384d730aea61bfa3f911debdda2:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^