Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 4809e842f9d3ed2ed9211a773b3e3130b458844f077b61a297a205396e096765:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^