Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> edceedd66f3cdd62a039c124dd078bcb2bf0dd2f94f49a55d9716bff197f50cb:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^