Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> d7be0d6aca6032a46300cfe2e9bad2d0319ae41a60212edf307e1420876a3187:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^