Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 154410d6cb208983977dcaa460509a84686ae7085dff8034fc57ffaac5fbba5a:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^