Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 0881a08839a165ecf66f36e33fe1fae05709f25c371d591196934ed6d0a29582:13:8
   |
13 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^