Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 7ad1849fdc8053951732e1ce03aaaa79934c33fbcb5a88f8b079db5fae5e11de:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^