Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> a8b7e5b23f46885b8984b7afe8a4ba571c78da4b8a0eb0fbdca4a4b7c9b1b70b:13:8
   |
13 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^