Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> b7000b046551889d547d4ea53d005676c24240f76c96290833e150fce7f3dcab:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^