Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 7d2859888a3da1972d229dcdd3c85585278497846ef2d3f05c46b6accab0d2d7:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^