Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 2640aaf4d48b66c9825e342f647a4de2d3478823546d23647de0d871da399486:14:32
   |
14 |                                 let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^