Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> c21cbb88f04e5bfd2fe76c38ebde36178ae7c056c75f2107cd365a6ced41c3e9:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^