Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 4658f41050dd77b8776a969d32e45839515e11d4cc7bf77005016361988a8f56:13:8
   |
13 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^