Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> ab75bf1edfd38a7a52ffda60b5758fd6c1bff4edd5ed95a1ca43a4f139930742:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^