Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> bf74b04b3f895f6ca98d8e5fe78f7e4a275f19f470030d390f33831cf38ec409:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^