Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 479704af1d9a71653edd5d5e56f7cb3d1edc755c3d10fcf0af956bdca12b0740:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^