Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> e0bfce9b1c317e30d5d70db1d046c32894a33f1c24439ff8fc9a7bbdd55785b0:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^