Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> b137973da70a99f724be8525435ebaf2f92fef35228ac3d882341ae2652679f7:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^