Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 6824c7e441070538332f3b051719a886c08fc35304a3ca8050dec142aa06526a:13:8
   |
13 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^