Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> d6fad8556fc7e28b010af954306c6e138983e39022b766b4876f253910d0f619:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^