Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 644199ada394930be5a036bcab72fd0ceb3aa1b4127cb37d0230f224db82698d:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^