Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 269c41c9ee484c009ada6de8ede7f1659b34d4b303941cef50c07eb0f1aa79ec:13:8
   |
13 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^