Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 6204b97f1f02f98cecb79c5a2a61508e50acfaa70ad73f7b0ace8df8f152be8b:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^