Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> b8de317811156e2f63b3fc22aa58e10ba68edb85de1df4cdff6b81f26e1bca8c:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^