Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> f03c762b6c58b8b314568ddc8706e43fdf125b205d2e4d3b32fe8a1b3bad7ef6:13:8
   |
13 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^