Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 433d81126b059d3b1877f71f9e925a9b15d58ef8791c79e5e137cde9b7003b87:13:8
   |
13 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^